Home / 8,141.07-12,205.68-5,502.03

Finding the Fourth Proportional to 8,141.07, 12,205.68 and 5,502.03

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Solution

The fourth proportional to 8,141.07, 12,205.68 and 5,502.03 is: 8,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.07 : 12,205.68 = 5,502.03 : x
  2. Step 2: Convert to fraction form
    8,141.07/12,205.68 = 5,502.03/x
  3. Step 3: Cross multiply
    8,141.07x = 12,205.68 × 5,502.03
  4. Step 4: Simplify right side
    8,141.07x = 67,156,017.53
  5. Step 5: Solve for x
    x = 67,156,017.53/8,141.07
  6. Step 6: Final answer
    x = 8,249.04

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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.