Home / 5,679.73-8,508.25-4,511.71

Finding the Fourth Proportional to 5,679.73, 8,508.25 and 4,511.71

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Solution

The fourth proportional to 5,679.73, 8,508.25 and 4,511.71 is: 6,758.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.73 : 8,508.25 = 4,511.71 : x
  2. Step 2: Convert to fraction form
    5,679.73/8,508.25 = 4,511.71/x
  3. Step 3: Cross multiply
    5,679.73x = 8,508.25 × 4,511.71
  4. Step 4: Simplify right side
    5,679.73x = 38,386,756.61
  5. Step 5: Solve for x
    x = 38,386,756.61/5,679.73
  6. Step 6: Final answer
    x = 6,758.55

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1.5x scale

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.