Home / 5,721.60-8,584.02-2,258.04

Finding the Fourth Proportional to 5,721.60, 8,584.02 and 2,258.04

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Solution

The fourth proportional to 5,721.60, 8,584.02 and 2,258.04 is: 3,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.60 : 8,584.02 = 2,258.04 : x
  2. Step 2: Convert to fraction form
    5,721.60/8,584.02 = 2,258.04/x
  3. Step 3: Cross multiply
    5,721.60x = 8,584.02 × 2,258.04
  4. Step 4: Simplify right side
    5,721.60x = 19,383,060.52
  5. Step 5: Solve for x
    x = 19,383,060.52/5,721.60
  6. Step 6: Final answer
    x = 3,387.70

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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.