Home / 1,711.26-2,581.20-1,610.10

Finding the Fourth Proportional to 1,711.26, 2,581.20 and 1,610.10

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Solution

The fourth proportional to 1,711.26, 2,581.20 and 1,610.10 is: 2,428.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.26 : 2,581.20 = 1,610.10 : x
  2. Step 2: Convert to fraction form
    1,711.26/2,581.20 = 1,610.10/x
  3. Step 3: Cross multiply
    1,711.26x = 2,581.20 × 1,610.10
  4. Step 4: Simplify right side
    1,711.26x = 4,155,990.12
  5. Step 5: Solve for x
    x = 4,155,990.12/1,711.26
  6. Step 6: Final answer
    x = 2,428.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.