Home / 5,470.38-8,205.24-2,182.58

Finding the Fourth Proportional to 5,470.38, 8,205.24 and 2,182.58

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Solution

The fourth proportional to 5,470.38, 8,205.24 and 2,182.58 is: 3,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.38 : 8,205.24 = 2,182.58 : x
  2. Step 2: Convert to fraction form
    5,470.38/8,205.24 = 2,182.58/x
  3. Step 3: Cross multiply
    5,470.38x = 8,205.24 × 2,182.58
  4. Step 4: Simplify right side
    5,470.38x = 17,908,592.72
  5. Step 5: Solve for x
    x = 17,908,592.72/5,470.38
  6. Step 6: Final answer
    x = 3,273.74

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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.