Home / 12,037.38-16,610.95-6,731.86

Finding the Fourth Proportional to 12,037.38, 16,610.95 and 6,731.86

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Solution

The fourth proportional to 12,037.38, 16,610.95 and 6,731.86 is: 9,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.38 : 16,610.95 = 6,731.86 : x
  2. Step 2: Convert to fraction form
    12,037.38/16,610.95 = 6,731.86/x
  3. Step 3: Cross multiply
    12,037.38x = 16,610.95 × 6,731.86
  4. Step 4: Simplify right side
    12,037.38x = 111,822,568.97
  5. Step 5: Solve for x
    x = 111,822,568.97/12,037.38
  6. Step 6: Final answer
    x = 9,289.61

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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.