Home / 10,502.73-15,749.64-3,934.17

Finding the Fourth Proportional to 10,502.73, 15,749.64 and 3,934.17

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Solution

The fourth proportional to 10,502.73, 15,749.64 and 3,934.17 is: 5,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.73 : 15,749.64 = 3,934.17 : x
  2. Step 2: Convert to fraction form
    10,502.73/15,749.64 = 3,934.17/x
  3. Step 3: Cross multiply
    10,502.73x = 15,749.64 × 3,934.17
  4. Step 4: Simplify right side
    10,502.73x = 61,961,761.20
  5. Step 5: Solve for x
    x = 61,961,761.20/10,502.73
  6. Step 6: Final answer
    x = 5,899.59

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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.