Home / 5,712-8,568.68-2,013.46

Finding the Fourth Proportional to 5,712, 8,568.68 and 2,013.46

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Solution

The fourth proportional to 5,712, 8,568.68 and 2,013.46 is: 3,020.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712 : 8,568.68 = 2,013.46 : x
  2. Step 2: Convert to fraction form
    5,712/8,568.68 = 2,013.46/x
  3. Step 3: Cross multiply
    5,712x = 8,568.68 × 2,013.46
  4. Step 4: Simplify right side
    5,712x = 17,252,694.43
  5. Step 5: Solve for x
    x = 17,252,694.43/5,712
  6. Step 6: Final answer
    x = 3,020.43

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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.