Home / 4,321.28-5,962.52-2,553.18

Finding the Fourth Proportional to 4,321.28, 5,962.52 and 2,553.18

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Solution

The fourth proportional to 4,321.28, 5,962.52 and 2,553.18 is: 3,522.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.28 : 5,962.52 = 2,553.18 : x
  2. Step 2: Convert to fraction form
    4,321.28/5,962.52 = 2,553.18/x
  3. Step 3: Cross multiply
    4,321.28x = 5,962.52 × 2,553.18
  4. Step 4: Simplify right side
    4,321.28x = 15,223,393.20
  5. Step 5: Solve for x
    x = 15,223,393.20/4,321.28
  6. Step 6: Final answer
    x = 3,522.89

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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.