Home / 1,928.24-2,892.36-467.39

Finding the Fourth Proportional to 1,928.24, 2,892.36 and 467.39

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Solution

The fourth proportional to 1,928.24, 2,892.36 and 467.39 is: 701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.24 : 2,892.36 = 467.39 : x
  2. Step 2: Convert to fraction form
    1,928.24/2,892.36 = 467.39/x
  3. Step 3: Cross multiply
    1,928.24x = 2,892.36 × 467.39
  4. Step 4: Simplify right side
    1,928.24x = 1,351,865.62
  5. Step 5: Solve for x
    x = 1,351,865.62/1,928.24
  6. Step 6: Final answer
    x = 701.09

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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.