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Finding the Fourth Proportional to 4,367.57, 6,550.13 and 1,445.49

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Solution

The fourth proportional to 4,367.57, 6,550.13 and 1,445.49 is: 2,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.57 : 6,550.13 = 1,445.49 : x
  2. Step 2: Convert to fraction form
    4,367.57/6,550.13 = 1,445.49/x
  3. Step 3: Cross multiply
    4,367.57x = 6,550.13 × 1,445.49
  4. Step 4: Simplify right side
    4,367.57x = 9,468,151.03
  5. Step 5: Solve for x
    x = 9,468,151.03/4,367.57
  6. Step 6: Final answer
    x = 2,167.83

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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.