Home / 3,397.75-5,096.77-932.81

Finding the Fourth Proportional to 3,397.75, 5,096.77 and 932.81

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Solution

The fourth proportional to 3,397.75, 5,096.77 and 932.81 is: 1,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.75 : 5,096.77 = 932.81 : x
  2. Step 2: Convert to fraction form
    3,397.75/5,096.77 = 932.81/x
  3. Step 3: Cross multiply
    3,397.75x = 5,096.77 × 932.81
  4. Step 4: Simplify right side
    3,397.75x = 4,754,290.21
  5. Step 5: Solve for x
    x = 4,754,290.21/3,397.75
  6. Step 6: Final answer
    x = 1,399.25

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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.