Home / 3,600.15-5,399.52-1,519.32

Finding the Fourth Proportional to 3,600.15, 5,399.52 and 1,519.32

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Solution

The fourth proportional to 3,600.15, 5,399.52 and 1,519.32 is: 2,278.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.15 : 5,399.52 = 1,519.32 : x
  2. Step 2: Convert to fraction form
    3,600.15/5,399.52 = 1,519.32/x
  3. Step 3: Cross multiply
    3,600.15x = 5,399.52 × 1,519.32
  4. Step 4: Simplify right side
    3,600.15x = 8,203,598.73
  5. Step 5: Solve for x
    x = 8,203,598.73/3,600.15
  6. Step 6: Final answer
    x = 2,278.68

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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.