Home / 5,604.20-8,407.32-1,906.24

Finding the Fourth Proportional to 5,604.20, 8,407.32 and 1,906.24

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Solution

The fourth proportional to 5,604.20, 8,407.32 and 1,906.24 is: 2,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.20 : 8,407.32 = 1,906.24 : x
  2. Step 2: Convert to fraction form
    5,604.20/8,407.32 = 1,906.24/x
  3. Step 3: Cross multiply
    5,604.20x = 8,407.32 × 1,906.24
  4. Step 4: Simplify right side
    5,604.20x = 16,026,369.68
  5. Step 5: Solve for x
    x = 16,026,369.68/5,604.20
  6. Step 6: Final answer
    x = 2,859.71

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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.