Home / 3,630.17-5,445.27-1,549.79

Finding the Fourth Proportional to 3,630.17, 5,445.27 and 1,549.79

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Solution

The fourth proportional to 3,630.17, 5,445.27 and 1,549.79 is: 2,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.17 : 5,445.27 = 1,549.79 : x
  2. Step 2: Convert to fraction form
    3,630.17/5,445.27 = 1,549.79/x
  3. Step 3: Cross multiply
    3,630.17x = 5,445.27 × 1,549.79
  4. Step 4: Simplify right side
    3,630.17x = 8,439,038.61
  5. Step 5: Solve for x
    x = 8,439,038.61/3,630.17
  6. Step 6: Final answer
    x = 2,324.69

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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.