Home / 10,067.62-15,104.13-4,222.66

Finding the Fourth Proportional to 10,067.62, 15,104.13 and 4,222.66

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Solution

The fourth proportional to 10,067.62, 15,104.13 and 4,222.66 is: 6,335.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.62 : 15,104.13 = 4,222.66 : x
  2. Step 2: Convert to fraction form
    10,067.62/15,104.13 = 4,222.66/x
  3. Step 3: Cross multiply
    10,067.62x = 15,104.13 × 4,222.66
  4. Step 4: Simplify right side
    10,067.62x = 63,779,605.59
  5. Step 5: Solve for x
    x = 63,779,605.59/10,067.62
  6. Step 6: Final answer
    x = 6,335.12

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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.