Home / 2,337.12-3,503.92-1,103.80

Finding the Fourth Proportional to 2,337.12, 3,503.92 and 1,103.80

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Solution

The fourth proportional to 2,337.12, 3,503.92 and 1,103.80 is: 1,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337.12 : 3,503.92 = 1,103.80 : x
  2. Step 2: Convert to fraction form
    2,337.12/3,503.92 = 1,103.80/x
  3. Step 3: Cross multiply
    2,337.12x = 3,503.92 × 1,103.80
  4. Step 4: Simplify right side
    2,337.12x = 3,867,626.90
  5. Step 5: Solve for x
    x = 3,867,626.90/2,337.12
  6. Step 6: Final answer
    x = 1,654.87

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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.