Home / 8,863.28-13,294.38-3,669.02

Finding the Fourth Proportional to 8,863.28, 13,294.38 and 3,669.02

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Solution

The fourth proportional to 8,863.28, 13,294.38 and 3,669.02 is: 5,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.28 : 13,294.38 = 3,669.02 : x
  2. Step 2: Convert to fraction form
    8,863.28/13,294.38 = 3,669.02/x
  3. Step 3: Cross multiply
    8,863.28x = 13,294.38 × 3,669.02
  4. Step 4: Simplify right side
    8,863.28x = 48,777,346.11
  5. Step 5: Solve for x
    x = 48,777,346.11/8,863.28
  6. Step 6: Final answer
    x = 5,503.31

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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.