Home / 8,222.25-12,333.52-2,675.57

Finding the Fourth Proportional to 8,222.25, 12,333.52 and 2,675.57

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Solution

The fourth proportional to 8,222.25, 12,333.52 and 2,675.57 is: 4,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.25 : 12,333.52 = 2,675.57 : x
  2. Step 2: Convert to fraction form
    8,222.25/12,333.52 = 2,675.57/x
  3. Step 3: Cross multiply
    8,222.25x = 12,333.52 × 2,675.57
  4. Step 4: Simplify right side
    8,222.25x = 32,999,196.11
  5. Step 5: Solve for x
    x = 32,999,196.11/8,222.25
  6. Step 6: Final answer
    x = 4,013.40

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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.