Home / 3,286.56-4,929.89-1,834.95

Finding the Fourth Proportional to 3,286.56, 4,929.89 and 1,834.95

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Solution

The fourth proportional to 3,286.56, 4,929.89 and 1,834.95 is: 2,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.56 : 4,929.89 = 1,834.95 : x
  2. Step 2: Convert to fraction form
    3,286.56/4,929.89 = 1,834.95/x
  3. Step 3: Cross multiply
    3,286.56x = 4,929.89 × 1,834.95
  4. Step 4: Simplify right side
    3,286.56x = 9,046,092.48
  5. Step 5: Solve for x
    x = 9,046,092.48/3,286.56
  6. Step 6: Final answer
    x = 2,752.45

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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.