Home / 5,445.14-8,167.72-1,549.55

Finding the Fourth Proportional to 5,445.14, 8,167.72 and 1,549.55

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Solution

The fourth proportional to 5,445.14, 8,167.72 and 1,549.55 is: 2,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.14 : 8,167.72 = 1,549.55 : x
  2. Step 2: Convert to fraction form
    5,445.14/8,167.72 = 1,549.55/x
  3. Step 3: Cross multiply
    5,445.14x = 8,167.72 × 1,549.55
  4. Step 4: Simplify right side
    5,445.14x = 12,656,276.44
  5. Step 5: Solve for x
    x = 12,656,276.44/5,445.14
  6. Step 6: Final answer
    x = 2,324.32

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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.