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Finding the Fourth Proportional to 2,844.26, 4,266.40 and 792.26

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Solution

The fourth proportional to 2,844.26, 4,266.40 and 792.26 is: 1,188.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.26 : 4,266.40 = 792.26 : x
  2. Step 2: Convert to fraction form
    2,844.26/4,266.40 = 792.26/x
  3. Step 3: Cross multiply
    2,844.26x = 4,266.40 × 792.26
  4. Step 4: Simplify right side
    2,844.26x = 3,380,098.06
  5. Step 5: Solve for x
    x = 3,380,098.06/2,844.26
  6. Step 6: Final answer
    x = 1,188.39

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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.