Home / 9,939.74-13,717.19-5,463.83

Finding the Fourth Proportional to 9,939.74, 13,717.19 and 5,463.83

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Solution

The fourth proportional to 9,939.74, 13,717.19 and 5,463.83 is: 7,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.74 : 13,717.19 = 5,463.83 : x
  2. Step 2: Convert to fraction form
    9,939.74/13,717.19 = 5,463.83/x
  3. Step 3: Cross multiply
    9,939.74x = 13,717.19 × 5,463.83
  4. Step 4: Simplify right side
    9,939.74x = 74,948,339.31
  5. Step 5: Solve for x
    x = 74,948,339.31/9,939.74
  6. Step 6: Final answer
    x = 7,540.28

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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.