Home / 10,067.32-15,097.74-4,220.92

Finding the Fourth Proportional to 10,067.32, 15,097.74 and 4,220.92

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Solution

The fourth proportional to 10,067.32, 15,097.74 and 4,220.92 is: 6,330.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.32 : 15,097.74 = 4,220.92 : x
  2. Step 2: Convert to fraction form
    10,067.32/15,097.74 = 4,220.92/x
  3. Step 3: Cross multiply
    10,067.32x = 15,097.74 × 4,220.92
  4. Step 4: Simplify right side
    10,067.32x = 63,726,352.72
  5. Step 5: Solve for x
    x = 63,726,352.72/10,067.32
  6. Step 6: Final answer
    x = 6,330.02

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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.