Home / 2,243.70-3,097.64-1,994.30

Finding the Fourth Proportional to 2,243.70, 3,097.64 and 1,994.30

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Solution

The fourth proportional to 2,243.70, 3,097.64 and 1,994.30 is: 2,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.70 : 3,097.64 = 1,994.30 : x
  2. Step 2: Convert to fraction form
    2,243.70/3,097.64 = 1,994.30/x
  3. Step 3: Cross multiply
    2,243.70x = 3,097.64 × 1,994.30
  4. Step 4: Simplify right side
    2,243.70x = 6,177,627.22
  5. Step 5: Solve for x
    x = 6,177,627.22/2,243.70
  6. Step 6: Final answer
    x = 2,753.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.