Home / 3,650.28-5,481.61-2,385.92

Finding the Fourth Proportional to 3,650.28, 5,481.61 and 2,385.92

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Solution

The fourth proportional to 3,650.28, 5,481.61 and 2,385.92 is: 3,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.28 : 5,481.61 = 2,385.92 : x
  2. Step 2: Convert to fraction form
    3,650.28/5,481.61 = 2,385.92/x
  3. Step 3: Cross multiply
    3,650.28x = 5,481.61 × 2,385.92
  4. Step 4: Simplify right side
    3,650.28x = 13,078,682.93
  5. Step 5: Solve for x
    x = 13,078,682.93/3,650.28
  6. Step 6: Final answer
    x = 3,582.93

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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.