Home / 11,372.86-15,694.34-6,336.97

Finding the Fourth Proportional to 11,372.86, 15,694.34 and 6,336.97

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Solution

The fourth proportional to 11,372.86, 15,694.34 and 6,336.97 is: 8,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.86 : 15,694.34 = 6,336.97 : x
  2. Step 2: Convert to fraction form
    11,372.86/15,694.34 = 6,336.97/x
  3. Step 3: Cross multiply
    11,372.86x = 15,694.34 × 6,336.97
  4. Step 4: Simplify right side
    11,372.86x = 99,454,614.55
  5. Step 5: Solve for x
    x = 99,454,614.55/11,372.86
  6. Step 6: Final answer
    x = 8,744.91

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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.