Home / 3,329-4,997.28-1,943.36

Finding the Fourth Proportional to 3,329, 4,997.28 and 1,943.36

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Solution

The fourth proportional to 3,329, 4,997.28 and 1,943.36 is: 2,917.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329 : 4,997.28 = 1,943.36 : x
  2. Step 2: Convert to fraction form
    3,329/4,997.28 = 1,943.36/x
  3. Step 3: Cross multiply
    3,329x = 4,997.28 × 1,943.36
  4. Step 4: Simplify right side
    3,329x = 9,711,514.06
  5. Step 5: Solve for x
    x = 9,711,514.06/3,329
  6. Step 6: Final answer
    x = 2,917.25

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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.