Home / 3,394.40-4,672.22-2,508.66

Finding the Fourth Proportional to 3,394.40, 4,672.22 and 2,508.66

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Solution

The fourth proportional to 3,394.40, 4,672.22 and 2,508.66 is: 3,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.40 : 4,672.22 = 2,508.66 : x
  2. Step 2: Convert to fraction form
    3,394.40/4,672.22 = 2,508.66/x
  3. Step 3: Cross multiply
    3,394.40x = 4,672.22 × 2,508.66
  4. Step 4: Simplify right side
    3,394.40x = 11,720,998.88
  5. Step 5: Solve for x
    x = 11,720,998.88/3,394.40
  6. Step 6: Final answer
    x = 3,453.05

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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.