Home / 8,856.60-13,272.84-4,175.88

Finding the Fourth Proportional to 8,856.60, 13,272.84 and 4,175.88

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Solution

The fourth proportional to 8,856.60, 13,272.84 and 4,175.88 is: 6,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.60 : 13,272.84 = 4,175.88 : x
  2. Step 2: Convert to fraction form
    8,856.60/13,272.84 = 4,175.88/x
  3. Step 3: Cross multiply
    8,856.60x = 13,272.84 × 4,175.88
  4. Step 4: Simplify right side
    8,856.60x = 55,425,787.10
  5. Step 5: Solve for x
    x = 55,425,787.10/8,856.60
  6. Step 6: Final answer
    x = 6,258.13

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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.