Home / 5,711.60-8,567.40-3,743.30

Finding the Fourth Proportional to 5,711.60, 8,567.40 and 3,743.30

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Solution

The fourth proportional to 5,711.60, 8,567.40 and 3,743.30 is: 5,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.60 : 8,567.40 = 3,743.30 : x
  2. Step 2: Convert to fraction form
    5,711.60/8,567.40 = 3,743.30/x
  3. Step 3: Cross multiply
    5,711.60x = 8,567.40 × 3,743.30
  4. Step 4: Simplify right side
    5,711.60x = 32,070,348.42
  5. Step 5: Solve for x
    x = 32,070,348.42/5,711.60
  6. Step 6: Final answer
    x = 5,614.95

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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.