Home / 2,179.14-3,266.28-944.70

Finding the Fourth Proportional to 2,179.14, 3,266.28 and 944.70

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Solution

The fourth proportional to 2,179.14, 3,266.28 and 944.70 is: 1,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.14 : 3,266.28 = 944.70 : x
  2. Step 2: Convert to fraction form
    2,179.14/3,266.28 = 944.70/x
  3. Step 3: Cross multiply
    2,179.14x = 3,266.28 × 944.70
  4. Step 4: Simplify right side
    2,179.14x = 3,085,654.72
  5. Step 5: Solve for x
    x = 3,085,654.72/2,179.14
  6. Step 6: Final answer
    x = 1,416.00

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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.