Home / 3,542.20-5,306.90-3,132.60

Finding the Fourth Proportional to 3,542.20, 5,306.90 and 3,132.60

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Solution

The fourth proportional to 3,542.20, 5,306.90 and 3,132.60 is: 4,693.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.20 : 5,306.90 = 3,132.60 : x
  2. Step 2: Convert to fraction form
    3,542.20/5,306.90 = 3,132.60/x
  3. Step 3: Cross multiply
    3,542.20x = 5,306.90 × 3,132.60
  4. Step 4: Simplify right side
    3,542.20x = 16,624,394.94
  5. Step 5: Solve for x
    x = 16,624,394.94/3,542.20
  6. Step 6: Final answer
    x = 4,693.24

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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.