Home / 7,222.25-10,835.19-3,329.39

Finding the Fourth Proportional to 7,222.25, 10,835.19 and 3,329.39

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Solution

The fourth proportional to 7,222.25, 10,835.19 and 3,329.39 is: 4,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.25 : 10,835.19 = 3,329.39 : x
  2. Step 2: Convert to fraction form
    7,222.25/10,835.19 = 3,329.39/x
  3. Step 3: Cross multiply
    7,222.25x = 10,835.19 × 3,329.39
  4. Step 4: Simplify right side
    7,222.25x = 36,074,519.06
  5. Step 5: Solve for x
    x = 36,074,519.06/7,222.25
  6. Step 6: Final answer
    x = 4,994.92

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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.