Home / 3,308.22-4,959.18-1,227.68

Finding the Fourth Proportional to 3,308.22, 4,959.18 and 1,227.68

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Solution

The fourth proportional to 3,308.22, 4,959.18 and 1,227.68 is: 1,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.22 : 4,959.18 = 1,227.68 : x
  2. Step 2: Convert to fraction form
    3,308.22/4,959.18 = 1,227.68/x
  3. Step 3: Cross multiply
    3,308.22x = 4,959.18 × 1,227.68
  4. Step 4: Simplify right side
    3,308.22x = 6,088,286.10
  5. Step 5: Solve for x
    x = 6,088,286.10/3,308.22
  6. Step 6: Final answer
    x = 1,840.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.