Home / 3,993.66-5,511.24-2,316.04

Finding the Fourth Proportional to 3,993.66, 5,511.24 and 2,316.04

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Solution

The fourth proportional to 3,993.66, 5,511.24 and 2,316.04 is: 3,196.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.66 : 5,511.24 = 2,316.04 : x
  2. Step 2: Convert to fraction form
    3,993.66/5,511.24 = 2,316.04/x
  3. Step 3: Cross multiply
    3,993.66x = 5,511.24 × 2,316.04
  4. Step 4: Simplify right side
    3,993.66x = 12,764,238.51
  5. Step 5: Solve for x
    x = 12,764,238.51/3,993.66
  6. Step 6: Final answer
    x = 3,196.13

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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.