Home / 7,220.22-10,832.49-3,324.66

Finding the Fourth Proportional to 7,220.22, 10,832.49 and 3,324.66

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Solution

The fourth proportional to 7,220.22, 10,832.49 and 3,324.66 is: 4,987.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.22 : 10,832.49 = 3,324.66 : x
  2. Step 2: Convert to fraction form
    7,220.22/10,832.49 = 3,324.66/x
  3. Step 3: Cross multiply
    7,220.22x = 10,832.49 × 3,324.66
  4. Step 4: Simplify right side
    7,220.22x = 36,014,346.20
  5. Step 5: Solve for x
    x = 36,014,346.20/7,220.22
  6. Step 6: Final answer
    x = 4,987.98

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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.