Home / 2,711.97-4,068.50-1,151.96

Finding the Fourth Proportional to 2,711.97, 4,068.50 and 1,151.96

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Solution

The fourth proportional to 2,711.97, 4,068.50 and 1,151.96 is: 1,728.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.97 : 4,068.50 = 1,151.96 : x
  2. Step 2: Convert to fraction form
    2,711.97/4,068.50 = 1,151.96/x
  3. Step 3: Cross multiply
    2,711.97x = 4,068.50 × 1,151.96
  4. Step 4: Simplify right side
    2,711.97x = 4,686,767.21
  5. Step 5: Solve for x
    x = 4,686,767.21/2,711.97
  6. Step 6: Final answer
    x = 1,728.18

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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.