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Finding the Fourth Proportional to 5,562.59, 8,343.90 and 1,614.09

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Solution

The fourth proportional to 5,562.59, 8,343.90 and 1,614.09 is: 2,421.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.59 : 8,343.90 = 1,614.09 : x
  2. Step 2: Convert to fraction form
    5,562.59/8,343.90 = 1,614.09/x
  3. Step 3: Cross multiply
    5,562.59x = 8,343.90 × 1,614.09
  4. Step 4: Simplify right side
    5,562.59x = 13,467,805.55
  5. Step 5: Solve for x
    x = 13,467,805.55/5,562.59
  6. Step 6: Final answer
    x = 2,421.14

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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.