Home / 3,332.31-4,994.27-1,689.27

Finding the Fourth Proportional to 3,332.31, 4,994.27 and 1,689.27

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Solution

The fourth proportional to 3,332.31, 4,994.27 and 1,689.27 is: 2,531.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.31 : 4,994.27 = 1,689.27 : x
  2. Step 2: Convert to fraction form
    3,332.31/4,994.27 = 1,689.27/x
  3. Step 3: Cross multiply
    3,332.31x = 4,994.27 × 1,689.27
  4. Step 4: Simplify right side
    3,332.31x = 8,436,662.04
  5. Step 5: Solve for x
    x = 8,436,662.04/3,332.31
  6. Step 6: Final answer
    x = 2,531.78

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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.