Home / 6,917.20-10,370.52-3,456.88

Finding the Fourth Proportional to 6,917.20, 10,370.52 and 3,456.88

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Solution

The fourth proportional to 6,917.20, 10,370.52 and 3,456.88 is: 5,182.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.20 : 10,370.52 = 3,456.88 : x
  2. Step 2: Convert to fraction form
    6,917.20/10,370.52 = 3,456.88/x
  3. Step 3: Cross multiply
    6,917.20x = 10,370.52 × 3,456.88
  4. Step 4: Simplify right side
    6,917.20x = 35,849,643.18
  5. Step 5: Solve for x
    x = 35,849,643.18/6,917.20
  6. Step 6: Final answer
    x = 5,182.68

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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.