Home / 3,387.22-4,694.29-3,335.32

Finding the Fourth Proportional to 3,387.22, 4,694.29 and 3,335.32

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Solution

The fourth proportional to 3,387.22, 4,694.29 and 3,335.32 is: 4,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.22 : 4,694.29 = 3,335.32 : x
  2. Step 2: Convert to fraction form
    3,387.22/4,694.29 = 3,335.32/x
  3. Step 3: Cross multiply
    3,387.22x = 4,694.29 × 3,335.32
  4. Step 4: Simplify right side
    3,387.22x = 15,656,959.32
  5. Step 5: Solve for x
    x = 15,656,959.32/3,387.22
  6. Step 6: Final answer
    x = 4,622.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.