Home / 3,509.10-5,266.26-2,194.79

Finding the Fourth Proportional to 3,509.10, 5,266.26 and 2,194.79

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Solution

The fourth proportional to 3,509.10, 5,266.26 and 2,194.79 is: 3,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.10 : 5,266.26 = 2,194.79 : x
  2. Step 2: Convert to fraction form
    3,509.10/5,266.26 = 2,194.79/x
  3. Step 3: Cross multiply
    3,509.10x = 5,266.26 × 2,194.79
  4. Step 4: Simplify right side
    3,509.10x = 11,558,308.45
  5. Step 5: Solve for x
    x = 11,558,308.45/3,509.10
  6. Step 6: Final answer
    x = 3,293.81

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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.