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Finding the Fourth Proportional to 3,442.53, 5,163.75 and 1,494.27

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Solution

The fourth proportional to 3,442.53, 5,163.75 and 1,494.27 is: 2,241.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.53 : 5,163.75 = 1,494.27 : x
  2. Step 2: Convert to fraction form
    3,442.53/5,163.75 = 1,494.27/x
  3. Step 3: Cross multiply
    3,442.53x = 5,163.75 × 1,494.27
  4. Step 4: Simplify right side
    3,442.53x = 7,716,036.71
  5. Step 5: Solve for x
    x = 7,716,036.71/3,442.53
  6. Step 6: Final answer
    x = 2,241.39

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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.