Home / 4,815.92-7,224.96-1,529.22

Finding the Fourth Proportional to 4,815.92, 7,224.96 and 1,529.22

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Solution

The fourth proportional to 4,815.92, 7,224.96 and 1,529.22 is: 2,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.92 : 7,224.96 = 1,529.22 : x
  2. Step 2: Convert to fraction form
    4,815.92/7,224.96 = 1,529.22/x
  3. Step 3: Cross multiply
    4,815.92x = 7,224.96 × 1,529.22
  4. Step 4: Simplify right side
    4,815.92x = 11,048,553.33
  5. Step 5: Solve for x
    x = 11,048,553.33/4,815.92
  6. Step 6: Final answer
    x = 2,294.17

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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.