Home / 5,470.68-8,205.96-3,711.33

Finding the Fourth Proportional to 5,470.68, 8,205.96 and 3,711.33

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Solution

The fourth proportional to 5,470.68, 8,205.96 and 3,711.33 is: 5,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.68 : 8,205.96 = 3,711.33 : x
  2. Step 2: Convert to fraction form
    5,470.68/8,205.96 = 3,711.33/x
  3. Step 3: Cross multiply
    5,470.68x = 8,205.96 × 3,711.33
  4. Step 4: Simplify right side
    5,470.68x = 30,454,965.94
  5. Step 5: Solve for x
    x = 30,454,965.94/5,470.68
  6. Step 6: Final answer
    x = 5,566.95

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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.