Home / 5,382.97-8,076.48-3,045.61

Finding the Fourth Proportional to 5,382.97, 8,076.48 and 3,045.61

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Solution

The fourth proportional to 5,382.97, 8,076.48 and 3,045.61 is: 4,569.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.97 : 8,076.48 = 3,045.61 : x
  2. Step 2: Convert to fraction form
    5,382.97/8,076.48 = 3,045.61/x
  3. Step 3: Cross multiply
    5,382.97x = 8,076.48 × 3,045.61
  4. Step 4: Simplify right side
    5,382.97x = 24,597,808.25
  5. Step 5: Solve for x
    x = 24,597,808.25/5,382.97
  6. Step 6: Final answer
    x = 4,569.56

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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.