Home / 3,630.18-5,445.16-1,033.12

Finding the Fourth Proportional to 3,630.18, 5,445.16 and 1,033.12

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Solution

The fourth proportional to 3,630.18, 5,445.16 and 1,033.12 is: 1,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.18 : 5,445.16 = 1,033.12 : x
  2. Step 2: Convert to fraction form
    3,630.18/5,445.16 = 1,033.12/x
  3. Step 3: Cross multiply
    3,630.18x = 5,445.16 × 1,033.12
  4. Step 4: Simplify right side
    3,630.18x = 5,625,503.70
  5. Step 5: Solve for x
    x = 5,625,503.70/3,630.18
  6. Step 6: Final answer
    x = 1,549.65

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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.