Home / 2,541.78-3,508.11-1,845.18

Finding the Fourth Proportional to 2,541.78, 3,508.11 and 1,845.18

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Solution

The fourth proportional to 2,541.78, 3,508.11 and 1,845.18 is: 2,546.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.78 : 3,508.11 = 1,845.18 : x
  2. Step 2: Convert to fraction form
    2,541.78/3,508.11 = 1,845.18/x
  3. Step 3: Cross multiply
    2,541.78x = 3,508.11 × 1,845.18
  4. Step 4: Simplify right side
    2,541.78x = 6,473,094.41
  5. Step 5: Solve for x
    x = 6,473,094.41/2,541.78
  6. Step 6: Final answer
    x = 2,546.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.