Home / 3,272.53-4,514.89-2,154.11

Finding the Fourth Proportional to 3,272.53, 4,514.89 and 2,154.11

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Solution

The fourth proportional to 3,272.53, 4,514.89 and 2,154.11 is: 2,971.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.53 : 4,514.89 = 2,154.11 : x
  2. Step 2: Convert to fraction form
    3,272.53/4,514.89 = 2,154.11/x
  3. Step 3: Cross multiply
    3,272.53x = 4,514.89 × 2,154.11
  4. Step 4: Simplify right side
    3,272.53x = 9,725,558.93
  5. Step 5: Solve for x
    x = 9,725,558.93/3,272.53
  6. Step 6: Final answer
    x = 2,971.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.