Home / 8,531.44-12,799.36-3,335.60

Finding the Fourth Proportional to 8,531.44, 12,799.36 and 3,335.60

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Solution

The fourth proportional to 8,531.44, 12,799.36 and 3,335.60 is: 5,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.44 : 12,799.36 = 3,335.60 : x
  2. Step 2: Convert to fraction form
    8,531.44/12,799.36 = 3,335.60/x
  3. Step 3: Cross multiply
    8,531.44x = 12,799.36 × 3,335.60
  4. Step 4: Simplify right side
    8,531.44x = 42,693,545.22
  5. Step 5: Solve for x
    x = 42,693,545.22/8,531.44
  6. Step 6: Final answer
    x = 5,004.26

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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.