Home / 2,088.38-3,132.68-1,101.80

Finding the Fourth Proportional to 2,088.38, 3,132.68 and 1,101.80

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Solution

The fourth proportional to 2,088.38, 3,132.68 and 1,101.80 is: 1,652.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.38 : 3,132.68 = 1,101.80 : x
  2. Step 2: Convert to fraction form
    2,088.38/3,132.68 = 1,101.80/x
  3. Step 3: Cross multiply
    2,088.38x = 3,132.68 × 1,101.80
  4. Step 4: Simplify right side
    2,088.38x = 3,451,589.15
  5. Step 5: Solve for x
    x = 3,451,589.15/2,088.38
  6. Step 6: Final answer
    x = 1,652.76

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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.