Home / 3,286.55-4,905.99-3,042.65

Finding the Fourth Proportional to 3,286.55, 4,905.99 and 3,042.65

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Solution

The fourth proportional to 3,286.55, 4,905.99 and 3,042.65 is: 4,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.55 : 4,905.99 = 3,042.65 : x
  2. Step 2: Convert to fraction form
    3,286.55/4,905.99 = 3,042.65/x
  3. Step 3: Cross multiply
    3,286.55x = 4,905.99 × 3,042.65
  4. Step 4: Simplify right side
    3,286.55x = 14,927,195.14
  5. Step 5: Solve for x
    x = 14,927,195.14/3,286.55
  6. Step 6: Final answer
    x = 4,541.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.