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Finding the Fourth Proportional to 3,322.02, 4,978.17 and 2,350.02

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Solution

The fourth proportional to 3,322.02, 4,978.17 and 2,350.02 is: 3,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.02 : 4,978.17 = 2,350.02 : x
  2. Step 2: Convert to fraction form
    3,322.02/4,978.17 = 2,350.02/x
  3. Step 3: Cross multiply
    3,322.02x = 4,978.17 × 2,350.02
  4. Step 4: Simplify right side
    3,322.02x = 11,698,799.06
  5. Step 5: Solve for x
    x = 11,698,799.06/3,322.02
  6. Step 6: Final answer
    x = 3,521.59

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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.