Home / 4,929.72-7,388.43-2,465.25

Finding the Fourth Proportional to 4,929.72, 7,388.43 and 2,465.25

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Solution

The fourth proportional to 4,929.72, 7,388.43 and 2,465.25 is: 3,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.72 : 7,388.43 = 2,465.25 : x
  2. Step 2: Convert to fraction form
    4,929.72/7,388.43 = 2,465.25/x
  3. Step 3: Cross multiply
    4,929.72x = 7,388.43 × 2,465.25
  4. Step 4: Simplify right side
    4,929.72x = 18,214,299.35
  5. Step 5: Solve for x
    x = 18,214,299.35/4,929.72
  6. Step 6: Final answer
    x = 3,694.79

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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.