Home / 6,896.66-9,517.34-3,752.85

Finding the Fourth Proportional to 6,896.66, 9,517.34 and 3,752.85

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Solution

The fourth proportional to 6,896.66, 9,517.34 and 3,752.85 is: 5,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.66 : 9,517.34 = 3,752.85 : x
  2. Step 2: Convert to fraction form
    6,896.66/9,517.34 = 3,752.85/x
  3. Step 3: Cross multiply
    6,896.66x = 9,517.34 × 3,752.85
  4. Step 4: Simplify right side
    6,896.66x = 35,717,149.42
  5. Step 5: Solve for x
    x = 35,717,149.42/6,896.66
  6. Step 6: Final answer
    x = 5,178.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.