Home / 9,252.38-13,866.49-8,079.60

Finding the Fourth Proportional to 9,252.38, 13,866.49 and 8,079.60

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Solution

The fourth proportional to 9,252.38, 13,866.49 and 8,079.60 is: 12,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.38 : 13,866.49 = 8,079.60 : x
  2. Step 2: Convert to fraction form
    9,252.38/13,866.49 = 8,079.60/x
  3. Step 3: Cross multiply
    9,252.38x = 13,866.49 × 8,079.60
  4. Step 4: Simplify right side
    9,252.38x = 112,035,676.70
  5. Step 5: Solve for x
    x = 112,035,676.70/9,252.38
  6. Step 6: Final answer
    x = 12,108.85

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1.5x scale

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.