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Finding the Fourth Proportional to 9,573.96, 13,213.62 and 8,001.48

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Solution

The fourth proportional to 9,573.96, 13,213.62 and 8,001.48 is: 11,043.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,573.96 : 13,213.62 = 8,001.48 : x
  2. Step 2: Convert to fraction form
    9,573.96/13,213.62 = 8,001.48/x
  3. Step 3: Cross multiply
    9,573.96x = 13,213.62 × 8,001.48
  4. Step 4: Simplify right side
    9,573.96x = 105,728,516.16
  5. Step 5: Solve for x
    x = 105,728,516.16/9,573.96
  6. Step 6: Final answer
    x = 11,043.34

Related Problems

Find fourth proportional to 4,786.98, 6,606.81 and 4,000.74
Half scale
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Double scale
Find fourth proportional to 9,574.96, 13,215 and 8,002.48
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.