Home / 2,541.38-3,511.49-2,098.51

Finding the Fourth Proportional to 2,541.38, 3,511.49 and 2,098.51

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Solution

The fourth proportional to 2,541.38, 3,511.49 and 2,098.51 is: 2,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.38 : 3,511.49 = 2,098.51 : x
  2. Step 2: Convert to fraction form
    2,541.38/3,511.49 = 2,098.51/x
  3. Step 3: Cross multiply
    2,541.38x = 3,511.49 × 2,098.51
  4. Step 4: Simplify right side
    2,541.38x = 7,368,877.61
  5. Step 5: Solve for x
    x = 7,368,877.61/2,541.38
  6. Step 6: Final answer
    x = 2,899.56

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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.