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Finding the Fourth Proportional to 1,884.82, 2,829.72 and 1,514.86

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Solution

The fourth proportional to 1,884.82, 2,829.72 and 1,514.86 is: 2,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.82 : 2,829.72 = 1,514.86 : x
  2. Step 2: Convert to fraction form
    1,884.82/2,829.72 = 1,514.86/x
  3. Step 3: Cross multiply
    1,884.82x = 2,829.72 × 1,514.86
  4. Step 4: Simplify right side
    1,884.82x = 4,286,629.64
  5. Step 5: Solve for x
    x = 4,286,629.64/1,884.82
  6. Step 6: Final answer
    x = 2,274.29

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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.