Home / 10,067.15-15,095.83-4,222.19

Finding the Fourth Proportional to 10,067.15, 15,095.83 and 4,222.19

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Solution

The fourth proportional to 10,067.15, 15,095.83 and 4,222.19 is: 6,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.15 : 15,095.83 = 4,222.19 : x
  2. Step 2: Convert to fraction form
    10,067.15/15,095.83 = 4,222.19/x
  3. Step 3: Cross multiply
    10,067.15x = 15,095.83 × 4,222.19
  4. Step 4: Simplify right side
    10,067.15x = 63,737,462.47
  5. Step 5: Solve for x
    x = 63,737,462.47/10,067.15
  6. Step 6: Final answer
    x = 6,331.23

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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.