Home / 3,946.23-5,919.39-1,173.18

Finding the Fourth Proportional to 3,946.23, 5,919.39 and 1,173.18

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Solution

The fourth proportional to 3,946.23, 5,919.39 and 1,173.18 is: 1,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.23 : 5,919.39 = 1,173.18 : x
  2. Step 2: Convert to fraction form
    3,946.23/5,919.39 = 1,173.18/x
  3. Step 3: Cross multiply
    3,946.23x = 5,919.39 × 1,173.18
  4. Step 4: Simplify right side
    3,946.23x = 6,944,509.96
  5. Step 5: Solve for x
    x = 6,944,509.96/3,946.23
  6. Step 6: Final answer
    x = 1,759.78

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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.