Home / 8,568.43-12,854.72-2,725.06

Finding the Fourth Proportional to 8,568.43, 12,854.72 and 2,725.06

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Solution

The fourth proportional to 8,568.43, 12,854.72 and 2,725.06 is: 4,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.43 : 12,854.72 = 2,725.06 : x
  2. Step 2: Convert to fraction form
    8,568.43/12,854.72 = 2,725.06/x
  3. Step 3: Cross multiply
    8,568.43x = 12,854.72 × 2,725.06
  4. Step 4: Simplify right side
    8,568.43x = 35,029,883.28
  5. Step 5: Solve for x
    x = 35,029,883.28/8,568.43
  6. Step 6: Final answer
    x = 4,088.25

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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.