Home / 3,452.80-5,173.92-2,586.56

Finding the Fourth Proportional to 3,452.80, 5,173.92 and 2,586.56

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Solution

The fourth proportional to 3,452.80, 5,173.92 and 2,586.56 is: 3,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.80 : 5,173.92 = 2,586.56 : x
  2. Step 2: Convert to fraction form
    3,452.80/5,173.92 = 2,586.56/x
  3. Step 3: Cross multiply
    3,452.80x = 5,173.92 × 2,586.56
  4. Step 4: Simplify right side
    3,452.80x = 13,382,654.52
  5. Step 5: Solve for x
    x = 13,382,654.52/3,452.80
  6. Step 6: Final answer
    x = 3,875.88

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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.