Home / 3,640.34-5,023.37-2,046.90

Finding the Fourth Proportional to 3,640.34, 5,023.37 and 2,046.90

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Solution

The fourth proportional to 3,640.34, 5,023.37 and 2,046.90 is: 2,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.34 : 5,023.37 = 2,046.90 : x
  2. Step 2: Convert to fraction form
    3,640.34/5,023.37 = 2,046.90/x
  3. Step 3: Cross multiply
    3,640.34x = 5,023.37 × 2,046.90
  4. Step 4: Simplify right side
    3,640.34x = 10,282,336.05
  5. Step 5: Solve for x
    x = 10,282,336.05/3,640.34
  6. Step 6: Final answer
    x = 2,824.55

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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.