Home / 8,202.15-11,318.97-4,476.15

Finding the Fourth Proportional to 8,202.15, 11,318.97 and 4,476.15

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Solution

The fourth proportional to 8,202.15, 11,318.97 and 4,476.15 is: 6,177.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.15 : 11,318.97 = 4,476.15 : x
  2. Step 2: Convert to fraction form
    8,202.15/11,318.97 = 4,476.15/x
  3. Step 3: Cross multiply
    8,202.15x = 11,318.97 × 4,476.15
  4. Step 4: Simplify right side
    8,202.15x = 50,665,407.57
  5. Step 5: Solve for x
    x = 50,665,407.57/8,202.15
  6. Step 6: Final answer
    x = 6,177.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.