Home / 5,621.97-8,433.38-1,726.50

Finding the Fourth Proportional to 5,621.97, 8,433.38 and 1,726.50

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Solution

The fourth proportional to 5,621.97, 8,433.38 and 1,726.50 is: 2,589.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.97 : 8,433.38 = 1,726.50 : x
  2. Step 2: Convert to fraction form
    5,621.97/8,433.38 = 1,726.50/x
  3. Step 3: Cross multiply
    5,621.97x = 8,433.38 × 1,726.50
  4. Step 4: Simplify right side
    5,621.97x = 14,560,230.57
  5. Step 5: Solve for x
    x = 14,560,230.57/5,621.97
  6. Step 6: Final answer
    x = 2,589.88

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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.