Home / 3,202.37-4,419.45-2,139.45

Finding the Fourth Proportional to 3,202.37, 4,419.45 and 2,139.45

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Solution

The fourth proportional to 3,202.37, 4,419.45 and 2,139.45 is: 2,952.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.37 : 4,419.45 = 2,139.45 : x
  2. Step 2: Convert to fraction form
    3,202.37/4,419.45 = 2,139.45/x
  3. Step 3: Cross multiply
    3,202.37x = 4,419.45 × 2,139.45
  4. Step 4: Simplify right side
    3,202.37x = 9,455,192.30
  5. Step 5: Solve for x
    x = 9,455,192.30/3,202.37
  6. Step 6: Final answer
    x = 2,952.57

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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.