Home / 5,445.97-7,514.44-3,208.21

Finding the Fourth Proportional to 5,445.97, 7,514.44 and 3,208.21

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Solution

The fourth proportional to 5,445.97, 7,514.44 and 3,208.21 is: 4,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.97 : 7,514.44 = 3,208.21 : x
  2. Step 2: Convert to fraction form
    5,445.97/7,514.44 = 3,208.21/x
  3. Step 3: Cross multiply
    5,445.97x = 7,514.44 × 3,208.21
  4. Step 4: Simplify right side
    5,445.97x = 24,107,901.55
  5. Step 5: Solve for x
    x = 24,107,901.55/5,445.97
  6. Step 6: Final answer
    x = 4,426.74

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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.