Home / 3,630.19-5,445.33-1,033.12

Finding the Fourth Proportional to 3,630.19, 5,445.33 and 1,033.12

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Solution

The fourth proportional to 3,630.19, 5,445.33 and 1,033.12 is: 1,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.19 : 5,445.33 = 1,033.12 : x
  2. Step 2: Convert to fraction form
    3,630.19/5,445.33 = 1,033.12/x
  3. Step 3: Cross multiply
    3,630.19x = 5,445.33 × 1,033.12
  4. Step 4: Simplify right side
    3,630.19x = 5,625,679.33
  5. Step 5: Solve for x
    x = 5,625,679.33/3,630.19
  6. Step 6: Final answer
    x = 1,549.69

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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.