Home / 2,202.32-3,036-1,677.44

Finding the Fourth Proportional to 2,202.32, 3,036 and 1,677.44

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Solution

The fourth proportional to 2,202.32, 3,036 and 1,677.44 is: 2,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.32 : 3,036 = 1,677.44 : x
  2. Step 2: Convert to fraction form
    2,202.32/3,036 = 1,677.44/x
  3. Step 3: Cross multiply
    2,202.32x = 3,036 × 1,677.44
  4. Step 4: Simplify right side
    2,202.32x = 5,092,707.84
  5. Step 5: Solve for x
    x = 5,092,707.84/2,202.32
  6. Step 6: Final answer
    x = 2,312.43

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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.