Home / 1,711.14-2,562.66-1,343.40

Finding the Fourth Proportional to 1,711.14, 2,562.66 and 1,343.40

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Solution

The fourth proportional to 1,711.14, 2,562.66 and 1,343.40 is: 2,011.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.14 : 2,562.66 = 1,343.40 : x
  2. Step 2: Convert to fraction form
    1,711.14/2,562.66 = 1,343.40/x
  3. Step 3: Cross multiply
    1,711.14x = 2,562.66 × 1,343.40
  4. Step 4: Simplify right side
    1,711.14x = 3,442,677.44
  5. Step 5: Solve for x
    x = 3,442,677.44/1,711.14
  6. Step 6: Final answer
    x = 2,011.92

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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.