Home / 6,376.82-8,799.94-3,724.62

Finding the Fourth Proportional to 6,376.82, 8,799.94 and 3,724.62

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Solution

The fourth proportional to 6,376.82, 8,799.94 and 3,724.62 is: 5,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.82 : 8,799.94 = 3,724.62 : x
  2. Step 2: Convert to fraction form
    6,376.82/8,799.94 = 3,724.62/x
  3. Step 3: Cross multiply
    6,376.82x = 8,799.94 × 3,724.62
  4. Step 4: Simplify right side
    6,376.82x = 32,776,432.52
  5. Step 5: Solve for x
    x = 32,776,432.52/6,376.82
  6. Step 6: Final answer
    x = 5,139.93

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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.