Home / 5,721.10-8,581.65-2,023.90

Finding the Fourth Proportional to 5,721.10, 8,581.65 and 2,023.90

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Solution

The fourth proportional to 5,721.10, 8,581.65 and 2,023.90 is: 3,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.10 : 8,581.65 = 2,023.90 : x
  2. Step 2: Convert to fraction form
    5,721.10/8,581.65 = 2,023.90/x
  3. Step 3: Cross multiply
    5,721.10x = 8,581.65 × 2,023.90
  4. Step 4: Simplify right side
    5,721.10x = 17,368,401.44
  5. Step 5: Solve for x
    x = 17,368,401.44/5,721.10
  6. Step 6: Final answer
    x = 3,035.85

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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.