Home / 8,042.18-12,067.36-3,830.18

Finding the Fourth Proportional to 8,042.18, 12,067.36 and 3,830.18

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Solution

The fourth proportional to 8,042.18, 12,067.36 and 3,830.18 is: 5,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.18 : 12,067.36 = 3,830.18 : x
  2. Step 2: Convert to fraction form
    8,042.18/12,067.36 = 3,830.18/x
  3. Step 3: Cross multiply
    8,042.18x = 12,067.36 × 3,830.18
  4. Step 4: Simplify right side
    8,042.18x = 46,220,091.01
  5. Step 5: Solve for x
    x = 46,220,091.01/8,042.18
  6. Step 6: Final answer
    x = 5,747.21

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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.