Home / 3,125.22-4,687.01-1,251.03

Finding the Fourth Proportional to 3,125.22, 4,687.01 and 1,251.03

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Solution

The fourth proportional to 3,125.22, 4,687.01 and 1,251.03 is: 1,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.22 : 4,687.01 = 1,251.03 : x
  2. Step 2: Convert to fraction form
    3,125.22/4,687.01 = 1,251.03/x
  3. Step 3: Cross multiply
    3,125.22x = 4,687.01 × 1,251.03
  4. Step 4: Simplify right side
    3,125.22x = 5,863,613.17
  5. Step 5: Solve for x
    x = 5,863,613.17/3,125.22
  6. Step 6: Final answer
    x = 1,876.22

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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.