Home / 4,095.36-5,656.19-2,766.75

Finding the Fourth Proportional to 4,095.36, 5,656.19 and 2,766.75

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Solution

The fourth proportional to 4,095.36, 5,656.19 and 2,766.75 is: 3,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.36 : 5,656.19 = 2,766.75 : x
  2. Step 2: Convert to fraction form
    4,095.36/5,656.19 = 2,766.75/x
  3. Step 3: Cross multiply
    4,095.36x = 5,656.19 × 2,766.75
  4. Step 4: Simplify right side
    4,095.36x = 15,649,249.85
  5. Step 5: Solve for x
    x = 15,649,249.85/4,095.36
  6. Step 6: Final answer
    x = 3,821.21

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1.5x scale

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.