Home / 8,104.19-12,158.34-2,260.80

Finding the Fourth Proportional to 8,104.19, 12,158.34 and 2,260.80

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Solution

The fourth proportional to 8,104.19, 12,158.34 and 2,260.80 is: 3,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.19 : 12,158.34 = 2,260.80 : x
  2. Step 2: Convert to fraction form
    8,104.19/12,158.34 = 2,260.80/x
  3. Step 3: Cross multiply
    8,104.19x = 12,158.34 × 2,260.80
  4. Step 4: Simplify right side
    8,104.19x = 27,487,502.98
  5. Step 5: Solve for x
    x = 27,487,502.98/8,104.19
  6. Step 6: Final answer
    x = 3,391.76

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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.