Home / 2,203.34-3,308.31-1,907.75

Finding the Fourth Proportional to 2,203.34, 3,308.31 and 1,907.75

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Solution

The fourth proportional to 2,203.34, 3,308.31 and 1,907.75 is: 2,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.34 : 3,308.31 = 1,907.75 : x
  2. Step 2: Convert to fraction form
    2,203.34/3,308.31 = 1,907.75/x
  3. Step 3: Cross multiply
    2,203.34x = 3,308.31 × 1,907.75
  4. Step 4: Simplify right side
    2,203.34x = 6,311,436.67
  5. Step 5: Solve for x
    x = 6,311,436.67/2,203.34
  6. Step 6: Final answer
    x = 2,864.49

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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.