Home / 2,541.13-3,817.85-1,618.49

Finding the Fourth Proportional to 2,541.13, 3,817.85 and 1,618.49

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Solution

The fourth proportional to 2,541.13, 3,817.85 and 1,618.49 is: 2,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.13 : 3,817.85 = 1,618.49 : x
  2. Step 2: Convert to fraction form
    2,541.13/3,817.85 = 1,618.49/x
  3. Step 3: Cross multiply
    2,541.13x = 3,817.85 × 1,618.49
  4. Step 4: Simplify right side
    2,541.13x = 6,179,171.39
  5. Step 5: Solve for x
    x = 6,179,171.39/2,541.13
  6. Step 6: Final answer
    x = 2,431.66

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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.