Home / 6,864.28-10,288.56-2,702

Finding the Fourth Proportional to 6,864.28, 10,288.56 and 2,702

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Solution

The fourth proportional to 6,864.28, 10,288.56 and 2,702 is: 4,049.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.28 : 10,288.56 = 2,702 : x
  2. Step 2: Convert to fraction form
    6,864.28/10,288.56 = 2,702/x
  3. Step 3: Cross multiply
    6,864.28x = 10,288.56 × 2,702
  4. Step 4: Simplify right side
    6,864.28x = 27,799,689.12
  5. Step 5: Solve for x
    x = 27,799,689.12/6,864.28
  6. Step 6: Final answer
    x = 4,049.91

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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.