Home / 3,377.86-5,066.76-1,069.36

Finding the Fourth Proportional to 3,377.86, 5,066.76 and 1,069.36

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Solution

The fourth proportional to 3,377.86, 5,066.76 and 1,069.36 is: 1,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.86 : 5,066.76 = 1,069.36 : x
  2. Step 2: Convert to fraction form
    3,377.86/5,066.76 = 1,069.36/x
  3. Step 3: Cross multiply
    3,377.86x = 5,066.76 × 1,069.36
  4. Step 4: Simplify right side
    3,377.86x = 5,418,190.47
  5. Step 5: Solve for x
    x = 5,418,190.47/3,377.86
  6. Step 6: Final answer
    x = 1,604.03

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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.