Home / 9,276.17-12,796.51-8,609.13

Finding the Fourth Proportional to 9,276.17, 12,796.51 and 8,609.13

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Solution

The fourth proportional to 9,276.17, 12,796.51 and 8,609.13 is: 11,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.17 : 12,796.51 = 8,609.13 : x
  2. Step 2: Convert to fraction form
    9,276.17/12,796.51 = 8,609.13/x
  3. Step 3: Cross multiply
    9,276.17x = 12,796.51 × 8,609.13
  4. Step 4: Simplify right side
    9,276.17x = 110,166,818.14
  5. Step 5: Solve for x
    x = 110,166,818.14/9,276.17
  6. Step 6: Final answer
    x = 11,876.33

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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.