Home / 4,132.72-5,703.08-2,454.20

Finding the Fourth Proportional to 4,132.72, 5,703.08 and 2,454.20

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Solution

The fourth proportional to 4,132.72, 5,703.08 and 2,454.20 is: 3,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.72 : 5,703.08 = 2,454.20 : x
  2. Step 2: Convert to fraction form
    4,132.72/5,703.08 = 2,454.20/x
  3. Step 3: Cross multiply
    4,132.72x = 5,703.08 × 2,454.20
  4. Step 4: Simplify right side
    4,132.72x = 13,996,470.42
  5. Step 5: Solve for x
    x = 13,996,470.42/4,132.72
  6. Step 6: Final answer
    x = 3,386.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.