Home / 3,625.50-5,439.20-1,160.37

Finding the Fourth Proportional to 3,625.50, 5,439.20 and 1,160.37

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Solution

The fourth proportional to 3,625.50, 5,439.20 and 1,160.37 is: 1,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.50 : 5,439.20 = 1,160.37 : x
  2. Step 2: Convert to fraction form
    3,625.50/5,439.20 = 1,160.37/x
  3. Step 3: Cross multiply
    3,625.50x = 5,439.20 × 1,160.37
  4. Step 4: Simplify right side
    3,625.50x = 6,311,484.50
  5. Step 5: Solve for x
    x = 6,311,484.50/3,625.50
  6. Step 6: Final answer
    x = 1,740.86

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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.