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Finding the Fourth Proportional to 3,150.77, 4,348.07 and 1,734.41

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Solution

The fourth proportional to 3,150.77, 4,348.07 and 1,734.41 is: 2,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.77 : 4,348.07 = 1,734.41 : x
  2. Step 2: Convert to fraction form
    3,150.77/4,348.07 = 1,734.41/x
  3. Step 3: Cross multiply
    3,150.77x = 4,348.07 × 1,734.41
  4. Step 4: Simplify right side
    3,150.77x = 7,541,305.68
  5. Step 5: Solve for x
    x = 7,541,305.68/3,150.77
  6. Step 6: Final answer
    x = 2,393.48

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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.