Home / 11,761.68-17,642.04-4,365.97

Finding the Fourth Proportional to 11,761.68, 17,642.04 and 4,365.97

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Solution

The fourth proportional to 11,761.68, 17,642.04 and 4,365.97 is: 6,548.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,761.68 : 17,642.04 = 4,365.97 : x
  2. Step 2: Convert to fraction form
    11,761.68/17,642.04 = 4,365.97/x
  3. Step 3: Cross multiply
    11,761.68x = 17,642.04 × 4,365.97
  4. Step 4: Simplify right side
    11,761.68x = 77,024,617.38
  5. Step 5: Solve for x
    x = 77,024,617.38/11,761.68
  6. Step 6: Final answer
    x = 6,548.78

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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.