Home / 8,067.10-12,101.73-2,520.82

Finding the Fourth Proportional to 8,067.10, 12,101.73 and 2,520.82

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Solution

The fourth proportional to 8,067.10, 12,101.73 and 2,520.82 is: 3,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.10 : 12,101.73 = 2,520.82 : x
  2. Step 2: Convert to fraction form
    8,067.10/12,101.73 = 2,520.82/x
  3. Step 3: Cross multiply
    8,067.10x = 12,101.73 × 2,520.82
  4. Step 4: Simplify right side
    8,067.10x = 30,506,283.02
  5. Step 5: Solve for x
    x = 30,506,283.02/8,067.10
  6. Step 6: Final answer
    x = 3,781.57

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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.