Home / 8,965.17-13,448.46-2,725.72

Finding the Fourth Proportional to 8,965.17, 13,448.46 and 2,725.72

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Solution

The fourth proportional to 8,965.17, 13,448.46 and 2,725.72 is: 4,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.17 : 13,448.46 = 2,725.72 : x
  2. Step 2: Convert to fraction form
    8,965.17/13,448.46 = 2,725.72/x
  3. Step 3: Cross multiply
    8,965.17x = 13,448.46 × 2,725.72
  4. Step 4: Simplify right side
    8,965.17x = 36,656,736.39
  5. Step 5: Solve for x
    x = 36,656,736.39/8,965.17
  6. Step 6: Final answer
    x = 4,088.79

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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.