Home / 3,640.10-5,023.88-2,224.61

Finding the Fourth Proportional to 3,640.10, 5,023.88 and 2,224.61

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Solution

The fourth proportional to 3,640.10, 5,023.88 and 2,224.61 is: 3,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.10 : 5,023.88 = 2,224.61 : x
  2. Step 2: Convert to fraction form
    3,640.10/5,023.88 = 2,224.61/x
  3. Step 3: Cross multiply
    3,640.10x = 5,023.88 × 2,224.61
  4. Step 4: Simplify right side
    3,640.10x = 11,176,173.69
  5. Step 5: Solve for x
    x = 11,176,173.69/3,640.10
  6. Step 6: Final answer
    x = 3,070.29

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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.