Home / 3,334.13-4,998.20-1,689.83

Finding the Fourth Proportional to 3,334.13, 4,998.20 and 1,689.83

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Solution

The fourth proportional to 3,334.13, 4,998.20 and 1,689.83 is: 2,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.13 : 4,998.20 = 1,689.83 : x
  2. Step 2: Convert to fraction form
    3,334.13/4,998.20 = 1,689.83/x
  3. Step 3: Cross multiply
    3,334.13x = 4,998.20 × 1,689.83
  4. Step 4: Simplify right side
    3,334.13x = 8,446,074.87
  5. Step 5: Solve for x
    x = 8,446,074.87/3,334.13
  6. Step 6: Final answer
    x = 2,533.22

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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.