Home / 2,923.11-4,028.68-2,213.26

Finding the Fourth Proportional to 2,923.11, 4,028.68 and 2,213.26

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Solution

The fourth proportional to 2,923.11, 4,028.68 and 2,213.26 is: 3,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.11 : 4,028.68 = 2,213.26 : x
  2. Step 2: Convert to fraction form
    2,923.11/4,028.68 = 2,213.26/x
  3. Step 3: Cross multiply
    2,923.11x = 4,028.68 × 2,213.26
  4. Step 4: Simplify right side
    2,923.11x = 8,916,508.99
  5. Step 5: Solve for x
    x = 8,916,508.99/2,923.11
  6. Step 6: Final answer
    x = 3,050.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.