Home / 3,399.30-4,691.01-2,002.02

Finding the Fourth Proportional to 3,399.30, 4,691.01 and 2,002.02

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Solution

The fourth proportional to 3,399.30, 4,691.01 and 2,002.02 is: 2,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.30 : 4,691.01 = 2,002.02 : x
  2. Step 2: Convert to fraction form
    3,399.30/4,691.01 = 2,002.02/x
  3. Step 3: Cross multiply
    3,399.30x = 4,691.01 × 2,002.02
  4. Step 4: Simplify right side
    3,399.30x = 9,391,495.84
  5. Step 5: Solve for x
    x = 9,391,495.84/3,399.30
  6. Step 6: Final answer
    x = 2,762.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.