Home / 3,453.30-5,167.80-2,359.80

Finding the Fourth Proportional to 3,453.30, 5,167.80 and 2,359.80

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Solution

The fourth proportional to 3,453.30, 5,167.80 and 2,359.80 is: 3,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.30 : 5,167.80 = 2,359.80 : x
  2. Step 2: Convert to fraction form
    3,453.30/5,167.80 = 2,359.80/x
  3. Step 3: Cross multiply
    3,453.30x = 5,167.80 × 2,359.80
  4. Step 4: Simplify right side
    3,453.30x = 12,194,974.44
  5. Step 5: Solve for x
    x = 12,194,974.44/3,453.30
  6. Step 6: Final answer
    x = 3,531.40

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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.