Home / 8,141.10-12,195.45-4,436.70

Finding the Fourth Proportional to 8,141.10, 12,195.45 and 4,436.70

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Solution

The fourth proportional to 8,141.10, 12,195.45 and 4,436.70 is: 6,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.10 : 12,195.45 = 4,436.70 : x
  2. Step 2: Convert to fraction form
    8,141.10/12,195.45 = 4,436.70/x
  3. Step 3: Cross multiply
    8,141.10x = 12,195.45 × 4,436.70
  4. Step 4: Simplify right side
    8,141.10x = 54,107,553.02
  5. Step 5: Solve for x
    x = 54,107,553.02/8,141.10
  6. Step 6: Final answer
    x = 6,646.22

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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.