Home / 7,223.65-10,836.99-4,105.11

Finding the Fourth Proportional to 7,223.65, 10,836.99 and 4,105.11

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Solution

The fourth proportional to 7,223.65, 10,836.99 and 4,105.11 is: 6,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.65 : 10,836.99 = 4,105.11 : x
  2. Step 2: Convert to fraction form
    7,223.65/10,836.99 = 4,105.11/x
  3. Step 3: Cross multiply
    7,223.65x = 10,836.99 × 4,105.11
  4. Step 4: Simplify right side
    7,223.65x = 44,487,076.66
  5. Step 5: Solve for x
    x = 44,487,076.66/7,223.65
  6. Step 6: Final answer
    x = 6,158.53

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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.