Home / 11,108.78-15,329.66-6,073.17

Finding the Fourth Proportional to 11,108.78, 15,329.66 and 6,073.17

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Solution

The fourth proportional to 11,108.78, 15,329.66 and 6,073.17 is: 8,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.78 : 15,329.66 = 6,073.17 : x
  2. Step 2: Convert to fraction form
    11,108.78/15,329.66 = 6,073.17/x
  3. Step 3: Cross multiply
    11,108.78x = 15,329.66 × 6,073.17
  4. Step 4: Simplify right side
    11,108.78x = 93,099,600.86
  5. Step 5: Solve for x
    x = 93,099,600.86/11,108.78
  6. Step 6: Final answer
    x = 8,380.73

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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.