Home / 3,581.45-5,367.04-1,577.73

Finding the Fourth Proportional to 3,581.45, 5,367.04 and 1,577.73

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Solution

The fourth proportional to 3,581.45, 5,367.04 and 1,577.73 is: 2,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.45 : 5,367.04 = 1,577.73 : x
  2. Step 2: Convert to fraction form
    3,581.45/5,367.04 = 1,577.73/x
  3. Step 3: Cross multiply
    3,581.45x = 5,367.04 × 1,577.73
  4. Step 4: Simplify right side
    3,581.45x = 8,467,740.02
  5. Step 5: Solve for x
    x = 8,467,740.02/3,581.45
  6. Step 6: Final answer
    x = 2,364.33

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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.