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Finding the Fourth Proportional to 5,773.91, 8,660.82 and 2,999.15

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Solution

The fourth proportional to 5,773.91, 8,660.82 and 2,999.15 is: 4,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773.91 : 8,660.82 = 2,999.15 : x
  2. Step 2: Convert to fraction form
    5,773.91/8,660.82 = 2,999.15/x
  3. Step 3: Cross multiply
    5,773.91x = 8,660.82 × 2,999.15
  4. Step 4: Simplify right side
    5,773.91x = 25,975,098.30
  5. Step 5: Solve for x
    x = 25,975,098.30/5,773.91
  6. Step 6: Final answer
    x = 4,498.70

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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.