Home / 5,360.24-8,029.20-2,589.20

Finding the Fourth Proportional to 5,360.24, 8,029.20 and 2,589.20

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Solution

The fourth proportional to 5,360.24, 8,029.20 and 2,589.20 is: 3,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.24 : 8,029.20 = 2,589.20 : x
  2. Step 2: Convert to fraction form
    5,360.24/8,029.20 = 2,589.20/x
  3. Step 3: Cross multiply
    5,360.24x = 8,029.20 × 2,589.20
  4. Step 4: Simplify right side
    5,360.24x = 20,789,204.64
  5. Step 5: Solve for x
    x = 20,789,204.64/5,360.24
  6. Step 6: Final answer
    x = 3,878.41

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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.