Home / 3,377.85-5,067.28-1,186.19

Finding the Fourth Proportional to 3,377.85, 5,067.28 and 1,186.19

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Solution

The fourth proportional to 3,377.85, 5,067.28 and 1,186.19 is: 1,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.85 : 5,067.28 = 1,186.19 : x
  2. Step 2: Convert to fraction form
    3,377.85/5,067.28 = 1,186.19/x
  3. Step 3: Cross multiply
    3,377.85x = 5,067.28 × 1,186.19
  4. Step 4: Simplify right side
    3,377.85x = 6,010,756.86
  5. Step 5: Solve for x
    x = 6,010,756.86/3,377.85
  6. Step 6: Final answer
    x = 1,779.46

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1.5x scale

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.