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Finding the Fourth Proportional to 2,699.63, 4,044.25 and 1,656.59

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Solution

The fourth proportional to 2,699.63, 4,044.25 and 1,656.59 is: 2,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.63 : 4,044.25 = 1,656.59 : x
  2. Step 2: Convert to fraction form
    2,699.63/4,044.25 = 1,656.59/x
  3. Step 3: Cross multiply
    2,699.63x = 4,044.25 × 1,656.59
  4. Step 4: Simplify right side
    2,699.63x = 6,699,645.96
  5. Step 5: Solve for x
    x = 6,699,645.96/2,699.63
  6. Step 6: Final answer
    x = 2,481.69

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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.