Home / 2,541.11-3,813.08-1,081.35

Finding the Fourth Proportional to 2,541.11, 3,813.08 and 1,081.35

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Solution

The fourth proportional to 2,541.11, 3,813.08 and 1,081.35 is: 1,622.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.11 : 3,813.08 = 1,081.35 : x
  2. Step 2: Convert to fraction form
    2,541.11/3,813.08 = 1,081.35/x
  3. Step 3: Cross multiply
    2,541.11x = 3,813.08 × 1,081.35
  4. Step 4: Simplify right side
    2,541.11x = 4,123,268.65
  5. Step 5: Solve for x
    x = 4,123,268.65/2,541.11
  6. Step 6: Final answer
    x = 1,622.63

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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.