Home / 3,372.15-5,085.20-3,325.98

Finding the Fourth Proportional to 3,372.15, 5,085.20 and 3,325.98

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Solution

The fourth proportional to 3,372.15, 5,085.20 and 3,325.98 is: 5,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.15 : 5,085.20 = 3,325.98 : x
  2. Step 2: Convert to fraction form
    3,372.15/5,085.20 = 3,325.98/x
  3. Step 3: Cross multiply
    3,372.15x = 5,085.20 × 3,325.98
  4. Step 4: Simplify right side
    3,372.15x = 16,913,273.50
  5. Step 5: Solve for x
    x = 16,913,273.50/3,372.15
  6. Step 6: Final answer
    x = 5,015.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.