Home / 5,719.46-8,568.12-3,246.80

Finding the Fourth Proportional to 5,719.46, 8,568.12 and 3,246.80

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Solution

The fourth proportional to 5,719.46, 8,568.12 and 3,246.80 is: 4,863.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.46 : 8,568.12 = 3,246.80 : x
  2. Step 2: Convert to fraction form
    5,719.46/8,568.12 = 3,246.80/x
  3. Step 3: Cross multiply
    5,719.46x = 8,568.12 × 3,246.80
  4. Step 4: Simplify right side
    5,719.46x = 27,818,972.02
  5. Step 5: Solve for x
    x = 27,818,972.02/5,719.46
  6. Step 6: Final answer
    x = 4,863.92

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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.