Home / 5,422.48-8,132.28-2,502.16

Finding the Fourth Proportional to 5,422.48, 8,132.28 and 2,502.16

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Solution

The fourth proportional to 5,422.48, 8,132.28 and 2,502.16 is: 3,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.48 : 8,132.28 = 2,502.16 : x
  2. Step 2: Convert to fraction form
    5,422.48/8,132.28 = 2,502.16/x
  3. Step 3: Cross multiply
    5,422.48x = 8,132.28 × 2,502.16
  4. Step 4: Simplify right side
    5,422.48x = 20,348,265.72
  5. Step 5: Solve for x
    x = 20,348,265.72/5,422.48
  6. Step 6: Final answer
    x = 3,752.58

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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.