Home / 8,568.36-12,853.82-2,725.16

Finding the Fourth Proportional to 8,568.36, 12,853.82 and 2,725.16

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Solution

The fourth proportional to 8,568.36, 12,853.82 and 2,725.16 is: 4,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.36 : 12,853.82 = 2,725.16 : x
  2. Step 2: Convert to fraction form
    8,568.36/12,853.82 = 2,725.16/x
  3. Step 3: Cross multiply
    8,568.36x = 12,853.82 × 2,725.16
  4. Step 4: Simplify right side
    8,568.36x = 35,028,716.11
  5. Step 5: Solve for x
    x = 35,028,716.11/8,568.36
  6. Step 6: Final answer
    x = 4,088.15

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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.