Home / 10,942.97-15,101.10-6,162.89

Finding the Fourth Proportional to 10,942.97, 15,101.10 and 6,162.89

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Solution

The fourth proportional to 10,942.97, 15,101.10 and 6,162.89 is: 8,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.97 : 15,101.10 = 6,162.89 : x
  2. Step 2: Convert to fraction form
    10,942.97/15,101.10 = 6,162.89/x
  3. Step 3: Cross multiply
    10,942.97x = 15,101.10 × 6,162.89
  4. Step 4: Simplify right side
    10,942.97x = 93,066,425.12
  5. Step 5: Solve for x
    x = 93,066,425.12/10,942.97
  6. Step 6: Final answer
    x = 8,504.68

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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.