Home / 3,423.24-5,135.30-1,232.60

Finding the Fourth Proportional to 3,423.24, 5,135.30 and 1,232.60

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Solution

The fourth proportional to 3,423.24, 5,135.30 and 1,232.60 is: 1,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.24 : 5,135.30 = 1,232.60 : x
  2. Step 2: Convert to fraction form
    3,423.24/5,135.30 = 1,232.60/x
  3. Step 3: Cross multiply
    3,423.24x = 5,135.30 × 1,232.60
  4. Step 4: Simplify right side
    3,423.24x = 6,329,770.78
  5. Step 5: Solve for x
    x = 6,329,770.78/3,423.24
  6. Step 6: Final answer
    x = 1,849.06

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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.