Home / 6,399.23-9,582.44-4,452.80

Finding the Fourth Proportional to 6,399.23, 9,582.44 and 4,452.80

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Solution

The fourth proportional to 6,399.23, 9,582.44 and 4,452.80 is: 6,667.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.23 : 9,582.44 = 4,452.80 : x
  2. Step 2: Convert to fraction form
    6,399.23/9,582.44 = 4,452.80/x
  3. Step 3: Cross multiply
    6,399.23x = 9,582.44 × 4,452.80
  4. Step 4: Simplify right side
    6,399.23x = 42,668,618.66
  5. Step 5: Solve for x
    x = 42,668,618.66/6,399.23
  6. Step 6: Final answer
    x = 6,667.78

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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.