Home / 3,149.97-4,346.78-1,752.63

Finding the Fourth Proportional to 3,149.97, 4,346.78 and 1,752.63

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Solution

The fourth proportional to 3,149.97, 4,346.78 and 1,752.63 is: 2,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.97 : 4,346.78 = 1,752.63 : x
  2. Step 2: Convert to fraction form
    3,149.97/4,346.78 = 1,752.63/x
  3. Step 3: Cross multiply
    3,149.97x = 4,346.78 × 1,752.63
  4. Step 4: Simplify right side
    3,149.97x = 7,618,297.03
  5. Step 5: Solve for x
    x = 7,618,297.03/3,149.97
  6. Step 6: Final answer
    x = 2,418.53

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1.5x scale

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.