Home / 8,949.92-13,425.69-3,683.71

Finding the Fourth Proportional to 8,949.92, 13,425.69 and 3,683.71

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Solution

The fourth proportional to 8,949.92, 13,425.69 and 3,683.71 is: 5,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.92 : 13,425.69 = 3,683.71 : x
  2. Step 2: Convert to fraction form
    8,949.92/13,425.69 = 3,683.71/x
  3. Step 3: Cross multiply
    8,949.92x = 13,425.69 × 3,683.71
  4. Step 4: Simplify right side
    8,949.92x = 49,456,281.38
  5. Step 5: Solve for x
    x = 49,456,281.38/8,949.92
  6. Step 6: Final answer
    x = 5,525.89

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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.