Home / 9,070.68-12,520.13-5,294.73

Finding the Fourth Proportional to 9,070.68, 12,520.13 and 5,294.73

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Solution

The fourth proportional to 9,070.68, 12,520.13 and 5,294.73 is: 7,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.68 : 12,520.13 = 5,294.73 : x
  2. Step 2: Convert to fraction form
    9,070.68/12,520.13 = 5,294.73/x
  3. Step 3: Cross multiply
    9,070.68x = 12,520.13 × 5,294.73
  4. Step 4: Simplify right side
    9,070.68x = 66,290,681.44
  5. Step 5: Solve for x
    x = 66,290,681.44/9,070.68
  6. Step 6: Final answer
    x = 7,308.24

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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.