Home / 3,245.29-4,868.01-1,270.85

Finding the Fourth Proportional to 3,245.29, 4,868.01 and 1,270.85

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Solution

The fourth proportional to 3,245.29, 4,868.01 and 1,270.85 is: 1,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.29 : 4,868.01 = 1,270.85 : x
  2. Step 2: Convert to fraction form
    3,245.29/4,868.01 = 1,270.85/x
  3. Step 3: Cross multiply
    3,245.29x = 4,868.01 × 1,270.85
  4. Step 4: Simplify right side
    3,245.29x = 6,186,486.17
  5. Step 5: Solve for x
    x = 6,186,486.17/3,245.29
  6. Step 6: Final answer
    x = 1,906.30

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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.