Home / 3,150.68-4,348.02-1,734.20

Finding the Fourth Proportional to 3,150.68, 4,348.02 and 1,734.20

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Solution

The fourth proportional to 3,150.68, 4,348.02 and 1,734.20 is: 2,393.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.68 : 4,348.02 = 1,734.20 : x
  2. Step 2: Convert to fraction form
    3,150.68/4,348.02 = 1,734.20/x
  3. Step 3: Cross multiply
    3,150.68x = 4,348.02 × 1,734.20
  4. Step 4: Simplify right side
    3,150.68x = 7,540,336.28
  5. Step 5: Solve for x
    x = 7,540,336.28/3,150.68
  6. Step 6: Final answer
    x = 2,393.24

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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.