Home / 2,269.60-3,398.64-1,241.44

Finding the Fourth Proportional to 2,269.60, 3,398.64 and 1,241.44

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Solution

The fourth proportional to 2,269.60, 3,398.64 and 1,241.44 is: 1,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.60 : 3,398.64 = 1,241.44 : x
  2. Step 2: Convert to fraction form
    2,269.60/3,398.64 = 1,241.44/x
  3. Step 3: Cross multiply
    2,269.60x = 3,398.64 × 1,241.44
  4. Step 4: Simplify right side
    2,269.60x = 4,219,207.64
  5. Step 5: Solve for x
    x = 4,219,207.64/2,269.60
  6. Step 6: Final answer
    x = 1,859.01

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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.