Home / 10,352.88-15,520.82-3,774.87

Finding the Fourth Proportional to 10,352.88, 15,520.82 and 3,774.87

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Solution

The fourth proportional to 10,352.88, 15,520.82 and 3,774.87 is: 5,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.88 : 15,520.82 = 3,774.87 : x
  2. Step 2: Convert to fraction form
    10,352.88/15,520.82 = 3,774.87/x
  3. Step 3: Cross multiply
    10,352.88x = 15,520.82 × 3,774.87
  4. Step 4: Simplify right side
    10,352.88x = 58,589,058.92
  5. Step 5: Solve for x
    x = 58,589,058.92/10,352.88
  6. Step 6: Final answer
    x = 5,659.20

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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.