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Finding the Fourth Proportional to 5,663.13, 8,494.42 and 2,699.42

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Solution

The fourth proportional to 5,663.13, 8,494.42 and 2,699.42 is: 4,048.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.13 : 8,494.42 = 2,699.42 : x
  2. Step 2: Convert to fraction form
    5,663.13/8,494.42 = 2,699.42/x
  3. Step 3: Cross multiply
    5,663.13x = 8,494.42 × 2,699.42
  4. Step 4: Simplify right side
    5,663.13x = 22,929,951.27
  5. Step 5: Solve for x
    x = 22,929,951.27/5,663.13
  6. Step 6: Final answer
    x = 4,048.99

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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.