Home / 9,439.92-14,140.43-5,534.91

Finding the Fourth Proportional to 9,439.92, 14,140.43 and 5,534.91

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Solution

The fourth proportional to 9,439.92, 14,140.43 and 5,534.91 is: 8,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.92 : 14,140.43 = 5,534.91 : x
  2. Step 2: Convert to fraction form
    9,439.92/14,140.43 = 5,534.91/x
  3. Step 3: Cross multiply
    9,439.92x = 14,140.43 × 5,534.91
  4. Step 4: Simplify right side
    9,439.92x = 78,265,968.22
  5. Step 5: Solve for x
    x = 78,265,968.22/9,439.92
  6. Step 6: Final answer
    x = 8,290.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.