Home / 8,243.05-12,365.33-2,696.42

Finding the Fourth Proportional to 8,243.05, 12,365.33 and 2,696.42

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Solution

The fourth proportional to 8,243.05, 12,365.33 and 2,696.42 is: 4,044.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.05 : 12,365.33 = 2,696.42 : x
  2. Step 2: Convert to fraction form
    8,243.05/12,365.33 = 2,696.42/x
  3. Step 3: Cross multiply
    8,243.05x = 12,365.33 × 2,696.42
  4. Step 4: Simplify right side
    8,243.05x = 33,342,123.12
  5. Step 5: Solve for x
    x = 33,342,123.12/8,243.05
  6. Step 6: Final answer
    x = 4,044.88

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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.