Home / 6,917.25-9,545.81-3,933.27

Finding the Fourth Proportional to 6,917.25, 9,545.81 and 3,933.27

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Solution

The fourth proportional to 6,917.25, 9,545.81 and 3,933.27 is: 5,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.25 : 9,545.81 = 3,933.27 : x
  2. Step 2: Convert to fraction form
    6,917.25/9,545.81 = 3,933.27/x
  3. Step 3: Cross multiply
    6,917.25x = 9,545.81 × 3,933.27
  4. Step 4: Simplify right side
    6,917.25x = 37,546,248.10
  5. Step 5: Solve for x
    x = 37,546,248.10/6,917.25
  6. Step 6: Final answer
    x = 5,427.92

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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.