Home / 2,933.15-4,021.76-2,896.24

Finding the Fourth Proportional to 2,933.15, 4,021.76 and 2,896.24

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Solution

The fourth proportional to 2,933.15, 4,021.76 and 2,896.24 is: 3,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.15 : 4,021.76 = 2,896.24 : x
  2. Step 2: Convert to fraction form
    2,933.15/4,021.76 = 2,896.24/x
  3. Step 3: Cross multiply
    2,933.15x = 4,021.76 × 2,896.24
  4. Step 4: Simplify right side
    2,933.15x = 11,647,982.18
  5. Step 5: Solve for x
    x = 11,647,982.18/2,933.15
  6. Step 6: Final answer
    x = 3,971.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.