Home / 2,245.28-3,366.90-946.04

Finding the Fourth Proportional to 2,245.28, 3,366.90 and 946.04

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Solution

The fourth proportional to 2,245.28, 3,366.90 and 946.04 is: 1,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.28 : 3,366.90 = 946.04 : x
  2. Step 2: Convert to fraction form
    2,245.28/3,366.90 = 946.04/x
  3. Step 3: Cross multiply
    2,245.28x = 3,366.90 × 946.04
  4. Step 4: Simplify right side
    2,245.28x = 3,185,222.08
  5. Step 5: Solve for x
    x = 3,185,222.08/2,245.28
  6. Step 6: Final answer
    x = 1,418.63

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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.