Home / 3,230.67-4,846.52-1,381.80

Finding the Fourth Proportional to 3,230.67, 4,846.52 and 1,381.80

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Solution

The fourth proportional to 3,230.67, 4,846.52 and 1,381.80 is: 2,072.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.67 : 4,846.52 = 1,381.80 : x
  2. Step 2: Convert to fraction form
    3,230.67/4,846.52 = 1,381.80/x
  3. Step 3: Cross multiply
    3,230.67x = 4,846.52 × 1,381.80
  4. Step 4: Simplify right side
    3,230.67x = 6,696,921.34
  5. Step 5: Solve for x
    x = 6,696,921.34/3,230.67
  6. Step 6: Final answer
    x = 2,072.92

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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.