Home / 5,110.44-7,052.13-2,872.68

Finding the Fourth Proportional to 5,110.44, 7,052.13 and 2,872.68

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Solution

The fourth proportional to 5,110.44, 7,052.13 and 2,872.68 is: 3,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.44 : 7,052.13 = 2,872.68 : x
  2. Step 2: Convert to fraction form
    5,110.44/7,052.13 = 2,872.68/x
  3. Step 3: Cross multiply
    5,110.44x = 7,052.13 × 2,872.68
  4. Step 4: Simplify right side
    5,110.44x = 20,258,512.81
  5. Step 5: Solve for x
    x = 20,258,512.81/5,110.44
  6. Step 6: Final answer
    x = 3,964.14

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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.