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Finding the Fourth Proportional to 7,565.55, 11,330.73 and 7,302.84

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Solution

The fourth proportional to 7,565.55, 11,330.73 and 7,302.84 is: 10,937.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.55 : 11,330.73 = 7,302.84 : x
  2. Step 2: Convert to fraction form
    7,565.55/11,330.73 = 7,302.84/x
  3. Step 3: Cross multiply
    7,565.55x = 11,330.73 × 7,302.84
  4. Step 4: Simplify right side
    7,565.55x = 82,746,508.27
  5. Step 5: Solve for x
    x = 82,746,508.27/7,565.55
  6. Step 6: Final answer
    x = 10,937.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.