Home / 3,399.52-4,691.32-1,907.43

Finding the Fourth Proportional to 3,399.52, 4,691.32 and 1,907.43

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Solution

The fourth proportional to 3,399.52, 4,691.32 and 1,907.43 is: 2,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.52 : 4,691.32 = 1,907.43 : x
  2. Step 2: Convert to fraction form
    3,399.52/4,691.32 = 1,907.43/x
  3. Step 3: Cross multiply
    3,399.52x = 4,691.32 × 1,907.43
  4. Step 4: Simplify right side
    3,399.52x = 8,948,368.54
  5. Step 5: Solve for x
    x = 8,948,368.54/3,399.52
  6. Step 6: Final answer
    x = 2,632.25

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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.