Home / 2,711.18-4,064.04-1,251.36

Finding the Fourth Proportional to 2,711.18, 4,064.04 and 1,251.36

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Solution

The fourth proportional to 2,711.18, 4,064.04 and 1,251.36 is: 1,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.18 : 4,064.04 = 1,251.36 : x
  2. Step 2: Convert to fraction form
    2,711.18/4,064.04 = 1,251.36/x
  3. Step 3: Cross multiply
    2,711.18x = 4,064.04 × 1,251.36
  4. Step 4: Simplify right side
    2,711.18x = 5,085,577.09
  5. Step 5: Solve for x
    x = 5,085,577.09/2,711.18
  6. Step 6: Final answer
    x = 1,875.78

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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.