Home / 3,367.80-4,646.21-2,041.02

Finding the Fourth Proportional to 3,367.80, 4,646.21 and 2,041.02

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Solution

The fourth proportional to 3,367.80, 4,646.21 and 2,041.02 is: 2,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.80 : 4,646.21 = 2,041.02 : x
  2. Step 2: Convert to fraction form
    3,367.80/4,646.21 = 2,041.02/x
  3. Step 3: Cross multiply
    3,367.80x = 4,646.21 × 2,041.02
  4. Step 4: Simplify right side
    3,367.80x = 9,482,997.33
  5. Step 5: Solve for x
    x = 9,482,997.33/3,367.80
  6. Step 6: Final answer
    x = 2,815.78

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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.