Home / 7,222.72-10,833.42-2,295.61

Finding the Fourth Proportional to 7,222.72, 10,833.42 and 2,295.61

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Solution

The fourth proportional to 7,222.72, 10,833.42 and 2,295.61 is: 3,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.72 : 10,833.42 = 2,295.61 : x
  2. Step 2: Convert to fraction form
    7,222.72/10,833.42 = 2,295.61/x
  3. Step 3: Cross multiply
    7,222.72x = 10,833.42 × 2,295.61
  4. Step 4: Simplify right side
    7,222.72x = 24,869,307.29
  5. Step 5: Solve for x
    x = 24,869,307.29/7,222.72
  6. Step 6: Final answer
    x = 3,443.21

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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.