Home / 8,916.85-13,367.97-3,367.04

Finding the Fourth Proportional to 8,916.85, 13,367.97 and 3,367.04

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Solution

The fourth proportional to 8,916.85, 13,367.97 and 3,367.04 is: 5,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.85 : 13,367.97 = 3,367.04 : x
  2. Step 2: Convert to fraction form
    8,916.85/13,367.97 = 3,367.04/x
  3. Step 3: Cross multiply
    8,916.85x = 13,367.97 × 3,367.04
  4. Step 4: Simplify right side
    8,916.85x = 45,010,489.71
  5. Step 5: Solve for x
    x = 45,010,489.71/8,916.85
  6. Step 6: Final answer
    x = 5,047.80

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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.