Home / 3,195.53-4,790.89-2,152.61

Finding the Fourth Proportional to 3,195.53, 4,790.89 and 2,152.61

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Solution

The fourth proportional to 3,195.53, 4,790.89 and 2,152.61 is: 3,227.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.53 : 4,790.89 = 2,152.61 : x
  2. Step 2: Convert to fraction form
    3,195.53/4,790.89 = 2,152.61/x
  3. Step 3: Cross multiply
    3,195.53x = 4,790.89 × 2,152.61
  4. Step 4: Simplify right side
    3,195.53x = 10,312,888.39
  5. Step 5: Solve for x
    x = 10,312,888.39/3,195.53
  6. Step 6: Final answer
    x = 3,227.28

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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.