Home / 3,387.37-5,081.74-1,195.81

Finding the Fourth Proportional to 3,387.37, 5,081.74 and 1,195.81

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Solution

The fourth proportional to 3,387.37, 5,081.74 and 1,195.81 is: 1,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.37 : 5,081.74 = 1,195.81 : x
  2. Step 2: Convert to fraction form
    3,387.37/5,081.74 = 1,195.81/x
  3. Step 3: Cross multiply
    3,387.37x = 5,081.74 × 1,195.81
  4. Step 4: Simplify right side
    3,387.37x = 6,076,808.40
  5. Step 5: Solve for x
    x = 6,076,808.40/3,387.37
  6. Step 6: Final answer
    x = 1,793.96

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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.