Home / 5,720.90-8,581.36-2,023.10

Finding the Fourth Proportional to 5,720.90, 8,581.36 and 2,023.10

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Solution

The fourth proportional to 5,720.90, 8,581.36 and 2,023.10 is: 3,034.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.90 : 8,581.36 = 2,023.10 : x
  2. Step 2: Convert to fraction form
    5,720.90/8,581.36 = 2,023.10/x
  3. Step 3: Cross multiply
    5,720.90x = 8,581.36 × 2,023.10
  4. Step 4: Simplify right side
    5,720.90x = 17,360,949.42
  5. Step 5: Solve for x
    x = 17,360,949.42/5,720.90
  6. Step 6: Final answer
    x = 3,034.65

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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.