Home / 3,680.44-5,520.73-1,600.45

Finding the Fourth Proportional to 3,680.44, 5,520.73 and 1,600.45

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Solution

The fourth proportional to 3,680.44, 5,520.73 and 1,600.45 is: 2,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.44 : 5,520.73 = 1,600.45 : x
  2. Step 2: Convert to fraction form
    3,680.44/5,520.73 = 1,600.45/x
  3. Step 3: Cross multiply
    3,680.44x = 5,520.73 × 1,600.45
  4. Step 4: Simplify right side
    3,680.44x = 8,835,652.33
  5. Step 5: Solve for x
    x = 8,835,652.33/3,680.44
  6. Step 6: Final answer
    x = 2,400.71

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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.