Home / 1,983.88-2,738.64-1,735.48

Finding the Fourth Proportional to 1,983.88, 2,738.64 and 1,735.48

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Solution

The fourth proportional to 1,983.88, 2,738.64 and 1,735.48 is: 2,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983.88 : 2,738.64 = 1,735.48 : x
  2. Step 2: Convert to fraction form
    1,983.88/2,738.64 = 1,735.48/x
  3. Step 3: Cross multiply
    1,983.88x = 2,738.64 × 1,735.48
  4. Step 4: Simplify right side
    1,983.88x = 4,752,854.95
  5. Step 5: Solve for x
    x = 4,752,854.95/1,983.88
  6. Step 6: Final answer
    x = 2,395.74

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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.