Home / 5,445.47-8,168.18-1,549.88

Finding the Fourth Proportional to 5,445.47, 8,168.18 and 1,549.88

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Solution

The fourth proportional to 5,445.47, 8,168.18 and 1,549.88 is: 2,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.47 : 8,168.18 = 1,549.88 : x
  2. Step 2: Convert to fraction form
    5,445.47/8,168.18 = 1,549.88/x
  3. Step 3: Cross multiply
    5,445.47x = 8,168.18 × 1,549.88
  4. Step 4: Simplify right side
    5,445.47x = 12,659,691.07
  5. Step 5: Solve for x
    x = 12,659,691.07/5,445.47
  6. Step 6: Final answer
    x = 2,324.81

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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.