Home / 9,525.72-13,150.32-5,990.88

Finding the Fourth Proportional to 9,525.72, 13,150.32 and 5,990.88

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Solution

The fourth proportional to 9,525.72, 13,150.32 and 5,990.88 is: 8,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.72 : 13,150.32 = 5,990.88 : x
  2. Step 2: Convert to fraction form
    9,525.72/13,150.32 = 5,990.88/x
  3. Step 3: Cross multiply
    9,525.72x = 13,150.32 × 5,990.88
  4. Step 4: Simplify right side
    9,525.72x = 78,781,989.08
  5. Step 5: Solve for x
    x = 78,781,989.08/9,525.72
  6. Step 6: Final answer
    x = 8,270.45

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Half scale
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Double scale
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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.