Home / 2,761.38-4,140.51-2,526

Finding the Fourth Proportional to 2,761.38, 4,140.51 and 2,526

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Solution

The fourth proportional to 2,761.38, 4,140.51 and 2,526 is: 3,787.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.38 : 4,140.51 = 2,526 : x
  2. Step 2: Convert to fraction form
    2,761.38/4,140.51 = 2,526/x
  3. Step 3: Cross multiply
    2,761.38x = 4,140.51 × 2,526
  4. Step 4: Simplify right side
    2,761.38x = 10,458,928.26
  5. Step 5: Solve for x
    x = 10,458,928.26/2,761.38
  6. Step 6: Final answer
    x = 3,787.57

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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.