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Finding the Fourth Proportional to 5,011.71, 7,515.02 and 2,932.38

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Solution

The fourth proportional to 5,011.71, 7,515.02 and 2,932.38 is: 4,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.71 : 7,515.02 = 2,932.38 : x
  2. Step 2: Convert to fraction form
    5,011.71/7,515.02 = 2,932.38/x
  3. Step 3: Cross multiply
    5,011.71x = 7,515.02 × 2,932.38
  4. Step 4: Simplify right side
    5,011.71x = 22,036,879.69
  5. Step 5: Solve for x
    x = 22,036,879.69/5,011.71
  6. Step 6: Final answer
    x = 4,397.08

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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.