Home / 3,331.44-4,990.02-2,286.56

Finding the Fourth Proportional to 3,331.44, 4,990.02 and 2,286.56

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Solution

The fourth proportional to 3,331.44, 4,990.02 and 2,286.56 is: 3,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.44 : 4,990.02 = 2,286.56 : x
  2. Step 2: Convert to fraction form
    3,331.44/4,990.02 = 2,286.56/x
  3. Step 3: Cross multiply
    3,331.44x = 4,990.02 × 2,286.56
  4. Step 4: Simplify right side
    3,331.44x = 11,409,980.13
  5. Step 5: Solve for x
    x = 11,409,980.13/3,331.44
  6. Step 6: Final answer
    x = 3,424.94

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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.