Home / 3,454.96-5,180.28-1,604.92

Finding the Fourth Proportional to 3,454.96, 5,180.28 and 1,604.92

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Solution

The fourth proportional to 3,454.96, 5,180.28 and 1,604.92 is: 2,406.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.96 : 5,180.28 = 1,604.92 : x
  2. Step 2: Convert to fraction form
    3,454.96/5,180.28 = 1,604.92/x
  3. Step 3: Cross multiply
    3,454.96x = 5,180.28 × 1,604.92
  4. Step 4: Simplify right side
    3,454.96x = 8,313,934.98
  5. Step 5: Solve for x
    x = 8,313,934.98/3,454.96
  6. Step 6: Final answer
    x = 2,406.38

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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.