Home / 3,407.69-5,110.32-1,099.19

Finding the Fourth Proportional to 3,407.69, 5,110.32 and 1,099.19

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Solution

The fourth proportional to 3,407.69, 5,110.32 and 1,099.19 is: 1,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.69 : 5,110.32 = 1,099.19 : x
  2. Step 2: Convert to fraction form
    3,407.69/5,110.32 = 1,099.19/x
  3. Step 3: Cross multiply
    3,407.69x = 5,110.32 × 1,099.19
  4. Step 4: Simplify right side
    3,407.69x = 5,617,212.64
  5. Step 5: Solve for x
    x = 5,617,212.64/3,407.69
  6. Step 6: Final answer
    x = 1,648.39

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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.