Home / 2,918.92-4,383.08-1,933.24

Finding the Fourth Proportional to 2,918.92, 4,383.08 and 1,933.24

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Solution

The fourth proportional to 2,918.92, 4,383.08 and 1,933.24 is: 2,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.92 : 4,383.08 = 1,933.24 : x
  2. Step 2: Convert to fraction form
    2,918.92/4,383.08 = 1,933.24/x
  3. Step 3: Cross multiply
    2,918.92x = 4,383.08 × 1,933.24
  4. Step 4: Simplify right side
    2,918.92x = 8,473,545.58
  5. Step 5: Solve for x
    x = 8,473,545.58/2,918.92
  6. Step 6: Final answer
    x = 2,902.97

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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.