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Finding the Fourth Proportional to 3,793.03, 5,689.55 and 1,327.26

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Solution

The fourth proportional to 3,793.03, 5,689.55 and 1,327.26 is: 1,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.03 : 5,689.55 = 1,327.26 : x
  2. Step 2: Convert to fraction form
    3,793.03/5,689.55 = 1,327.26/x
  3. Step 3: Cross multiply
    3,793.03x = 5,689.55 × 1,327.26
  4. Step 4: Simplify right side
    3,793.03x = 7,551,531.81
  5. Step 5: Solve for x
    x = 7,551,531.81/3,793.03
  6. Step 6: Final answer
    x = 1,990.90

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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.