Home / 5,464.62-8,189.10-2,343.78

Finding the Fourth Proportional to 5,464.62, 8,189.10 and 2,343.78

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Solution

The fourth proportional to 5,464.62, 8,189.10 and 2,343.78 is: 3,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.62 : 8,189.10 = 2,343.78 : x
  2. Step 2: Convert to fraction form
    5,464.62/8,189.10 = 2,343.78/x
  3. Step 3: Cross multiply
    5,464.62x = 8,189.10 × 2,343.78
  4. Step 4: Simplify right side
    5,464.62x = 19,193,448.80
  5. Step 5: Solve for x
    x = 19,193,448.80/5,464.62
  6. Step 6: Final answer
    x = 3,512.31

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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.