Home / 10,992.97-15,170.22-6,277.24

Finding the Fourth Proportional to 10,992.97, 15,170.22 and 6,277.24

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Solution

The fourth proportional to 10,992.97, 15,170.22 and 6,277.24 is: 8,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.97 : 15,170.22 = 6,277.24 : x
  2. Step 2: Convert to fraction form
    10,992.97/15,170.22 = 6,277.24/x
  3. Step 3: Cross multiply
    10,992.97x = 15,170.22 × 6,277.24
  4. Step 4: Simplify right side
    10,992.97x = 95,227,111.79
  5. Step 5: Solve for x
    x = 95,227,111.79/10,992.97
  6. Step 6: Final answer
    x = 8,662.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.