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Finding the Fourth Proportional to 2,495.88, 3,444.53 and 1,447.88

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Solution

The fourth proportional to 2,495.88, 3,444.53 and 1,447.88 is: 1,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.88 : 3,444.53 = 1,447.88 : x
  2. Step 2: Convert to fraction form
    2,495.88/3,444.53 = 1,447.88/x
  3. Step 3: Cross multiply
    2,495.88x = 3,444.53 × 1,447.88
  4. Step 4: Simplify right side
    2,495.88x = 4,987,241.63
  5. Step 5: Solve for x
    x = 4,987,241.63/2,495.88
  6. Step 6: Final answer
    x = 1,998.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.