Home / 3,567.14-4,921.97-2,309.79

Finding the Fourth Proportional to 3,567.14, 4,921.97 and 2,309.79

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Solution

The fourth proportional to 3,567.14, 4,921.97 and 2,309.79 is: 3,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.14 : 4,921.97 = 2,309.79 : x
  2. Step 2: Convert to fraction form
    3,567.14/4,921.97 = 2,309.79/x
  3. Step 3: Cross multiply
    3,567.14x = 4,921.97 × 2,309.79
  4. Step 4: Simplify right side
    3,567.14x = 11,368,705.54
  5. Step 5: Solve for x
    x = 11,368,705.54/3,567.14
  6. Step 6: Final answer
    x = 3,187.07

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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.