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Finding the Fourth Proportional to 3,782.97, 5,672.49 and 1,701.19

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Solution

The fourth proportional to 3,782.97, 5,672.49 and 1,701.19 is: 2,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.97 : 5,672.49 = 1,701.19 : x
  2. Step 2: Convert to fraction form
    3,782.97/5,672.49 = 1,701.19/x
  3. Step 3: Cross multiply
    3,782.97x = 5,672.49 × 1,701.19
  4. Step 4: Simplify right side
    3,782.97x = 9,649,983.26
  5. Step 5: Solve for x
    x = 9,649,983.26/3,782.97
  6. Step 6: Final answer
    x = 2,550.90

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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.