Home / 3,487.54-5,231.98-1,296.26

Finding the Fourth Proportional to 3,487.54, 5,231.98 and 1,296.26

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Solution

The fourth proportional to 3,487.54, 5,231.98 and 1,296.26 is: 1,944.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.54 : 5,231.98 = 1,296.26 : x
  2. Step 2: Convert to fraction form
    3,487.54/5,231.98 = 1,296.26/x
  3. Step 3: Cross multiply
    3,487.54x = 5,231.98 × 1,296.26
  4. Step 4: Simplify right side
    3,487.54x = 6,782,006.39
  5. Step 5: Solve for x
    x = 6,782,006.39/3,487.54
  6. Step 6: Final answer
    x = 1,944.64

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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.