Home / 3,297.05-4,933.28-1,911.04

Finding the Fourth Proportional to 3,297.05, 4,933.28 and 1,911.04

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Solution

The fourth proportional to 3,297.05, 4,933.28 and 1,911.04 is: 2,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.05 : 4,933.28 = 1,911.04 : x
  2. Step 2: Convert to fraction form
    3,297.05/4,933.28 = 1,911.04/x
  3. Step 3: Cross multiply
    3,297.05x = 4,933.28 × 1,911.04
  4. Step 4: Simplify right side
    3,297.05x = 9,427,710.23
  5. Step 5: Solve for x
    x = 9,427,710.23/3,297.05
  6. Step 6: Final answer
    x = 2,859.43

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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.