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Finding the Fourth Proportional to 5,787.92, 8,681.88 and 4,504.88

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Solution

The fourth proportional to 5,787.92, 8,681.88 and 4,504.88 is: 6,757.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.92 : 8,681.88 = 4,504.88 : x
  2. Step 2: Convert to fraction form
    5,787.92/8,681.88 = 4,504.88/x
  3. Step 3: Cross multiply
    5,787.92x = 8,681.88 × 4,504.88
  4. Step 4: Simplify right side
    5,787.92x = 39,110,866.17
  5. Step 5: Solve for x
    x = 39,110,866.17/5,787.92
  6. Step 6: Final answer
    x = 6,757.32

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Similar ratio
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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.