Home / 6,708.90-9,257.19-3,724.65

Finding the Fourth Proportional to 6,708.90, 9,257.19 and 3,724.65

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Solution

The fourth proportional to 6,708.90, 9,257.19 and 3,724.65 is: 5,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.90 : 9,257.19 = 3,724.65 : x
  2. Step 2: Convert to fraction form
    6,708.90/9,257.19 = 3,724.65/x
  3. Step 3: Cross multiply
    6,708.90x = 9,257.19 × 3,724.65
  4. Step 4: Simplify right side
    6,708.90x = 34,479,792.73
  5. Step 5: Solve for x
    x = 34,479,792.73/6,708.90
  6. Step 6: Final answer
    x = 5,139.41

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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.