Home / 6,881.16-10,314.68-2,719.48

Finding the Fourth Proportional to 6,881.16, 10,314.68 and 2,719.48

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Solution

The fourth proportional to 6,881.16, 10,314.68 and 2,719.48 is: 4,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.16 : 10,314.68 = 2,719.48 : x
  2. Step 2: Convert to fraction form
    6,881.16/10,314.68 = 2,719.48/x
  3. Step 3: Cross multiply
    6,881.16x = 10,314.68 × 2,719.48
  4. Step 4: Simplify right side
    6,881.16x = 28,050,565.97
  5. Step 5: Solve for x
    x = 28,050,565.97/6,881.16
  6. Step 6: Final answer
    x = 4,076.43

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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.