Home / 1,735.74-2,395.35-949.79

Finding the Fourth Proportional to 1,735.74, 2,395.35 and 949.79

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Solution

The fourth proportional to 1,735.74, 2,395.35 and 949.79 is: 1,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.74 : 2,395.35 = 949.79 : x
  2. Step 2: Convert to fraction form
    1,735.74/2,395.35 = 949.79/x
  3. Step 3: Cross multiply
    1,735.74x = 2,395.35 × 949.79
  4. Step 4: Simplify right side
    1,735.74x = 2,275,067.50
  5. Step 5: Solve for x
    x = 2,275,067.50/1,735.74
  6. Step 6: Final answer
    x = 1,310.72

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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.