Home / 2,224.91-3,337.09-926.21

Finding the Fourth Proportional to 2,224.91, 3,337.09 and 926.21

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Solution

The fourth proportional to 2,224.91, 3,337.09 and 926.21 is: 1,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.91 : 3,337.09 = 926.21 : x
  2. Step 2: Convert to fraction form
    2,224.91/3,337.09 = 926.21/x
  3. Step 3: Cross multiply
    2,224.91x = 3,337.09 × 926.21
  4. Step 4: Simplify right side
    2,224.91x = 3,090,846.13
  5. Step 5: Solve for x
    x = 3,090,846.13/2,224.91
  6. Step 6: Final answer
    x = 1,389.20

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1.5x scale

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.