Home / 8,568.24-12,852.60-2,725.20

Finding the Fourth Proportional to 8,568.24, 12,852.60 and 2,725.20

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Solution

The fourth proportional to 8,568.24, 12,852.60 and 2,725.20 is: 4,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.24 : 12,852.60 = 2,725.20 : x
  2. Step 2: Convert to fraction form
    8,568.24/12,852.60 = 2,725.20/x
  3. Step 3: Cross multiply
    8,568.24x = 12,852.60 × 2,725.20
  4. Step 4: Simplify right side
    8,568.24x = 35,025,905.52
  5. Step 5: Solve for x
    x = 35,025,905.52/8,568.24
  6. Step 6: Final answer
    x = 4,087.88

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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.