Home / 3,514.20-5,272.12-1,049.20

Finding the Fourth Proportional to 3,514.20, 5,272.12 and 1,049.20

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Solution

The fourth proportional to 3,514.20, 5,272.12 and 1,049.20 is: 1,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.20 : 5,272.12 = 1,049.20 : x
  2. Step 2: Convert to fraction form
    3,514.20/5,272.12 = 1,049.20/x
  3. Step 3: Cross multiply
    3,514.20x = 5,272.12 × 1,049.20
  4. Step 4: Simplify right side
    3,514.20x = 5,531,508.30
  5. Step 5: Solve for x
    x = 5,531,508.30/3,514.20
  6. Step 6: Final answer
    x = 1,574.04

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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.