Home / 6,909.39-10,362.63-2,229.83

Finding the Fourth Proportional to 6,909.39, 10,362.63 and 2,229.83

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Solution

The fourth proportional to 6,909.39, 10,362.63 and 2,229.83 is: 3,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.39 : 10,362.63 = 2,229.83 : x
  2. Step 2: Convert to fraction form
    6,909.39/10,362.63 = 2,229.83/x
  3. Step 3: Cross multiply
    6,909.39x = 10,362.63 × 2,229.83
  4. Step 4: Simplify right side
    6,909.39x = 23,106,851.44
  5. Step 5: Solve for x
    x = 23,106,851.44/6,909.39
  6. Step 6: Final answer
    x = 3,344.27

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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.