Home / 3,232.78-4,491.32-3,193.90

Finding the Fourth Proportional to 3,232.78, 4,491.32 and 3,193.90

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Solution

The fourth proportional to 3,232.78, 4,491.32 and 3,193.90 is: 4,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.78 : 4,491.32 = 3,193.90 : x
  2. Step 2: Convert to fraction form
    3,232.78/4,491.32 = 3,193.90/x
  3. Step 3: Cross multiply
    3,232.78x = 4,491.32 × 3,193.90
  4. Step 4: Simplify right side
    3,232.78x = 14,344,799.75
  5. Step 5: Solve for x
    x = 14,344,799.75/3,232.78
  6. Step 6: Final answer
    x = 4,437.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.