Home / 3,213.09-4,816.09-2,102.04

Finding the Fourth Proportional to 3,213.09, 4,816.09 and 2,102.04

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Solution

The fourth proportional to 3,213.09, 4,816.09 and 2,102.04 is: 3,150.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.09 : 4,816.09 = 2,102.04 : x
  2. Step 2: Convert to fraction form
    3,213.09/4,816.09 = 2,102.04/x
  3. Step 3: Cross multiply
    3,213.09x = 4,816.09 × 2,102.04
  4. Step 4: Simplify right side
    3,213.09x = 10,123,603.31
  5. Step 5: Solve for x
    x = 10,123,603.31/3,213.09
  6. Step 6: Final answer
    x = 3,150.74

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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.