Home / 6,917.28-10,373.52-3,585.78

Finding the Fourth Proportional to 6,917.28, 10,373.52 and 3,585.78

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Solution

The fourth proportional to 6,917.28, 10,373.52 and 3,585.78 is: 5,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.28 : 10,373.52 = 3,585.78 : x
  2. Step 2: Convert to fraction form
    6,917.28/10,373.52 = 3,585.78/x
  3. Step 3: Cross multiply
    6,917.28x = 10,373.52 × 3,585.78
  4. Step 4: Simplify right side
    6,917.28x = 37,197,160.55
  5. Step 5: Solve for x
    x = 37,197,160.55/6,917.28
  6. Step 6: Final answer
    x = 5,377.43

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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.