Home / 5,669.27-7,823.36-3,151.42

Finding the Fourth Proportional to 5,669.27, 7,823.36 and 3,151.42

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Solution

The fourth proportional to 5,669.27, 7,823.36 and 3,151.42 is: 4,348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.27 : 7,823.36 = 3,151.42 : x
  2. Step 2: Convert to fraction form
    5,669.27/7,823.36 = 3,151.42/x
  3. Step 3: Cross multiply
    5,669.27x = 7,823.36 × 3,151.42
  4. Step 4: Simplify right side
    5,669.27x = 24,654,638.30
  5. Step 5: Solve for x
    x = 24,654,638.30/5,669.27
  6. Step 6: Final answer
    x = 4,348.82

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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.