Home / 4,006.80-6,000.90-3,868.38

Finding the Fourth Proportional to 4,006.80, 6,000.90 and 3,868.38

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Solution

The fourth proportional to 4,006.80, 6,000.90 and 3,868.38 is: 5,793.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.80 : 6,000.90 = 3,868.38 : x
  2. Step 2: Convert to fraction form
    4,006.80/6,000.90 = 3,868.38/x
  3. Step 3: Cross multiply
    4,006.80x = 6,000.90 × 3,868.38
  4. Step 4: Simplify right side
    4,006.80x = 23,213,761.54
  5. Step 5: Solve for x
    x = 23,213,761.54/4,006.80
  6. Step 6: Final answer
    x = 5,793.59

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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.