Home / 2,924.68-4,388.76-1,077.09

Finding the Fourth Proportional to 2,924.68, 4,388.76 and 1,077.09

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Solution

The fourth proportional to 2,924.68, 4,388.76 and 1,077.09 is: 1,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.68 : 4,388.76 = 1,077.09 : x
  2. Step 2: Convert to fraction form
    2,924.68/4,388.76 = 1,077.09/x
  3. Step 3: Cross multiply
    2,924.68x = 4,388.76 × 1,077.09
  4. Step 4: Simplify right side
    2,924.68x = 4,727,091.62
  5. Step 5: Solve for x
    x = 4,727,091.62/2,924.68
  6. Step 6: Final answer
    x = 1,616.28

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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.