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Finding the Fourth Proportional to 5,666.54, 8,496.88 and 2,543.87

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Solution

The fourth proportional to 5,666.54, 8,496.88 and 2,543.87 is: 3,814.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.54 : 8,496.88 = 2,543.87 : x
  2. Step 2: Convert to fraction form
    5,666.54/8,496.88 = 2,543.87/x
  3. Step 3: Cross multiply
    5,666.54x = 8,496.88 × 2,543.87
  4. Step 4: Simplify right side
    5,666.54x = 21,614,958.13
  5. Step 5: Solve for x
    x = 21,614,958.13/5,666.54
  6. Step 6: Final answer
    x = 3,814.49

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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.