Home / 1,952.91-2,929.26-491.97

Finding the Fourth Proportional to 1,952.91, 2,929.26 and 491.97

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Solution

The fourth proportional to 1,952.91, 2,929.26 and 491.97 is: 737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.91 : 2,929.26 = 491.97 : x
  2. Step 2: Convert to fraction form
    1,952.91/2,929.26 = 491.97/x
  3. Step 3: Cross multiply
    1,952.91x = 2,929.26 × 491.97
  4. Step 4: Simplify right side
    1,952.91x = 1,441,120.87
  5. Step 5: Solve for x
    x = 1,441,120.87/1,952.91
  6. Step 6: Final answer
    x = 737.94

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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.