Home / 8,202.10-11,318.90-4,476.10

Finding the Fourth Proportional to 8,202.10, 11,318.90 and 4,476.10

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Solution

The fourth proportional to 8,202.10, 11,318.90 and 4,476.10 is: 6,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.10 : 11,318.90 = 4,476.10 : x
  2. Step 2: Convert to fraction form
    8,202.10/11,318.90 = 4,476.10/x
  3. Step 3: Cross multiply
    8,202.10x = 11,318.90 × 4,476.10
  4. Step 4: Simplify right side
    8,202.10x = 50,664,505.91
  5. Step 5: Solve for x
    x = 50,664,505.91/8,202.10
  6. Step 6: Final answer
    x = 6,177.02

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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.