Home / 8,103.38-12,155.06-2,260.15

Finding the Fourth Proportional to 8,103.38, 12,155.06 and 2,260.15

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Solution

The fourth proportional to 8,103.38, 12,155.06 and 2,260.15 is: 3,390.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.38 : 12,155.06 = 2,260.15 : x
  2. Step 2: Convert to fraction form
    8,103.38/12,155.06 = 2,260.15/x
  3. Step 3: Cross multiply
    8,103.38x = 12,155.06 × 2,260.15
  4. Step 4: Simplify right side
    8,103.38x = 27,472,234.12
  5. Step 5: Solve for x
    x = 27,472,234.12/8,103.38
  6. Step 6: Final answer
    x = 3,390.22

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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.