Home / 8,098.19-12,142.09-3,416.92

Finding the Fourth Proportional to 8,098.19, 12,142.09 and 3,416.92

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Solution

The fourth proportional to 8,098.19, 12,142.09 and 3,416.92 is: 5,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.19 : 12,142.09 = 3,416.92 : x
  2. Step 2: Convert to fraction form
    8,098.19/12,142.09 = 3,416.92/x
  3. Step 3: Cross multiply
    8,098.19x = 12,142.09 × 3,416.92
  4. Step 4: Simplify right side
    8,098.19x = 41,488,550.16
  5. Step 5: Solve for x
    x = 41,488,550.16/8,098.19
  6. Step 6: Final answer
    x = 5,123.19

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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.