Home / 8,372.92-11,553.65-4,969.41

Finding the Fourth Proportional to 8,372.92, 11,553.65 and 4,969.41

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Solution

The fourth proportional to 8,372.92, 11,553.65 and 4,969.41 is: 6,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.92 : 11,553.65 = 4,969.41 : x
  2. Step 2: Convert to fraction form
    8,372.92/11,553.65 = 4,969.41/x
  3. Step 3: Cross multiply
    8,372.92x = 11,553.65 × 4,969.41
  4. Step 4: Simplify right side
    8,372.92x = 57,414,823.85
  5. Step 5: Solve for x
    x = 57,414,823.85/8,372.92
  6. Step 6: Final answer
    x = 6,857.20

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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.