Home / 5,110.29-7,052.22-2,872.26

Finding the Fourth Proportional to 5,110.29, 7,052.22 and 2,872.26

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Solution

The fourth proportional to 5,110.29, 7,052.22 and 2,872.26 is: 3,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.29 : 7,052.22 = 2,872.26 : x
  2. Step 2: Convert to fraction form
    5,110.29/7,052.22 = 2,872.26/x
  3. Step 3: Cross multiply
    5,110.29x = 7,052.22 × 2,872.26
  4. Step 4: Simplify right side
    5,110.29x = 20,255,809.42
  5. Step 5: Solve for x
    x = 20,255,809.42/5,110.29
  6. Step 6: Final answer
    x = 3,963.73

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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.