Home / 6,863.23-9,471.29-3,719.43

Finding the Fourth Proportional to 6,863.23, 9,471.29 and 3,719.43

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Solution

The fourth proportional to 6,863.23, 9,471.29 and 3,719.43 is: 5,132.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.23 : 9,471.29 = 3,719.43 : x
  2. Step 2: Convert to fraction form
    6,863.23/9,471.29 = 3,719.43/x
  3. Step 3: Cross multiply
    6,863.23x = 9,471.29 × 3,719.43
  4. Step 4: Simplify right side
    6,863.23x = 35,227,800.16
  5. Step 5: Solve for x
    x = 35,227,800.16/6,863.23
  6. Step 6: Final answer
    x = 5,132.83

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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.