Home / 4,093.75-5,649.38-2,230.75

Finding the Fourth Proportional to 4,093.75, 5,649.38 and 2,230.75

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Solution

The fourth proportional to 4,093.75, 5,649.38 and 2,230.75 is: 3,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,093.75 : 5,649.38 = 2,230.75 : x
  2. Step 2: Convert to fraction form
    4,093.75/5,649.38 = 2,230.75/x
  3. Step 3: Cross multiply
    4,093.75x = 5,649.38 × 2,230.75
  4. Step 4: Simplify right side
    4,093.75x = 12,602,354.44
  5. Step 5: Solve for x
    x = 12,602,354.44/4,093.75
  6. Step 6: Final answer
    x = 3,078.44

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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.