Home / 2,338.77-3,227.44-1,276.57

Finding the Fourth Proportional to 2,338.77, 3,227.44 and 1,276.57

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Solution

The fourth proportional to 2,338.77, 3,227.44 and 1,276.57 is: 1,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.77 : 3,227.44 = 1,276.57 : x
  2. Step 2: Convert to fraction form
    2,338.77/3,227.44 = 1,276.57/x
  3. Step 3: Cross multiply
    2,338.77x = 3,227.44 × 1,276.57
  4. Step 4: Simplify right side
    2,338.77x = 4,120,041.82
  5. Step 5: Solve for x
    x = 4,120,041.82/2,338.77
  6. Step 6: Final answer
    x = 1,761.63

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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.