Home / 3,290.13-4,940.67-3,264.61

Finding the Fourth Proportional to 3,290.13, 4,940.67 and 3,264.61

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Solution

The fourth proportional to 3,290.13, 4,940.67 and 3,264.61 is: 4,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.13 : 4,940.67 = 3,264.61 : x
  2. Step 2: Convert to fraction form
    3,290.13/4,940.67 = 3,264.61/x
  3. Step 3: Cross multiply
    3,290.13x = 4,940.67 × 3,264.61
  4. Step 4: Simplify right side
    3,290.13x = 16,129,360.69
  5. Step 5: Solve for x
    x = 16,129,360.69/3,290.13
  6. Step 6: Final answer
    x = 4,902.35

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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.