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Finding the Fourth Proportional to 1,327.59, 1,833.44 and 995.49

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Solution

The fourth proportional to 1,327.59, 1,833.44 and 995.49 is: 1,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327.59 : 1,833.44 = 995.49 : x
  2. Step 2: Convert to fraction form
    1,327.59/1,833.44 = 995.49/x
  3. Step 3: Cross multiply
    1,327.59x = 1,833.44 × 995.49
  4. Step 4: Simplify right side
    1,327.59x = 1,825,166.21
  5. Step 5: Solve for x
    x = 1,825,166.21/1,327.59
  6. Step 6: Final answer
    x = 1,374.80

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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.