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Finding the Fourth Proportional to 3,207.66, 4,805.01 and 2,550.57

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Solution

The fourth proportional to 3,207.66, 4,805.01 and 2,550.57 is: 3,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.66 : 4,805.01 = 2,550.57 : x
  2. Step 2: Convert to fraction form
    3,207.66/4,805.01 = 2,550.57/x
  3. Step 3: Cross multiply
    3,207.66x = 4,805.01 × 2,550.57
  4. Step 4: Simplify right side
    3,207.66x = 12,255,514.36
  5. Step 5: Solve for x
    x = 12,255,514.36/3,207.66
  6. Step 6: Final answer
    x = 3,820.70

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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.