Home / 3,407.44-5,112.12-1,099.12

Finding the Fourth Proportional to 3,407.44, 5,112.12 and 1,099.12

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Solution

The fourth proportional to 3,407.44, 5,112.12 and 1,099.12 is: 1,648.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.44 : 5,112.12 = 1,099.12 : x
  2. Step 2: Convert to fraction form
    3,407.44/5,112.12 = 1,099.12/x
  3. Step 3: Cross multiply
    3,407.44x = 5,112.12 × 1,099.12
  4. Step 4: Simplify right side
    3,407.44x = 5,618,833.33
  5. Step 5: Solve for x
    x = 5,618,833.33/3,407.44
  6. Step 6: Final answer
    x = 1,648.99

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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.