Home / 7,226.92-10,836.54-3,328

Finding the Fourth Proportional to 7,226.92, 10,836.54 and 3,328

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Solution

The fourth proportional to 7,226.92, 10,836.54 and 3,328 is: 4,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.92 : 10,836.54 = 3,328 : x
  2. Step 2: Convert to fraction form
    7,226.92/10,836.54 = 3,328/x
  3. Step 3: Cross multiply
    7,226.92x = 10,836.54 × 3,328
  4. Step 4: Simplify right side
    7,226.92x = 36,064,005.12
  5. Step 5: Solve for x
    x = 36,064,005.12/7,226.92
  6. Step 6: Final answer
    x = 4,990.23

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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.