Home / 6,934.80-10,407.24-2,718.66

Finding the Fourth Proportional to 6,934.80, 10,407.24 and 2,718.66

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Solution

The fourth proportional to 6,934.80, 10,407.24 and 2,718.66 is: 4,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.80 : 10,407.24 = 2,718.66 : x
  2. Step 2: Convert to fraction form
    6,934.80/10,407.24 = 2,718.66/x
  3. Step 3: Cross multiply
    6,934.80x = 10,407.24 × 2,718.66
  4. Step 4: Simplify right side
    6,934.80x = 28,293,747.10
  5. Step 5: Solve for x
    x = 28,293,747.10/6,934.80
  6. Step 6: Final answer
    x = 4,079.97

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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.