Home / 5,704.40-8,550.43-2,419.79

Finding the Fourth Proportional to 5,704.40, 8,550.43 and 2,419.79

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Solution

The fourth proportional to 5,704.40, 8,550.43 and 2,419.79 is: 3,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.40 : 8,550.43 = 2,419.79 : x
  2. Step 2: Convert to fraction form
    5,704.40/8,550.43 = 2,419.79/x
  3. Step 3: Cross multiply
    5,704.40x = 8,550.43 × 2,419.79
  4. Step 4: Simplify right side
    5,704.40x = 20,690,190.16
  5. Step 5: Solve for x
    x = 20,690,190.16/5,704.40
  6. Step 6: Final answer
    x = 3,627.06

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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.