Home / 5,669.30-7,823.43-3,151.52

Finding the Fourth Proportional to 5,669.30, 7,823.43 and 3,151.52

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Solution

The fourth proportional to 5,669.30, 7,823.43 and 3,151.52 is: 4,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.30 : 7,823.43 = 3,151.52 : x
  2. Step 2: Convert to fraction form
    5,669.30/7,823.43 = 3,151.52/x
  3. Step 3: Cross multiply
    5,669.30x = 7,823.43 × 3,151.52
  4. Step 4: Simplify right side
    5,669.30x = 24,655,696.11
  5. Step 5: Solve for x
    x = 24,655,696.11/5,669.30
  6. Step 6: Final answer
    x = 4,348.98

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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.