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Finding the Fourth Proportional to 6,663.25, 9,995.42 and 2,714.77

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Solution

The fourth proportional to 6,663.25, 9,995.42 and 2,714.77 is: 4,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.25 : 9,995.42 = 2,714.77 : x
  2. Step 2: Convert to fraction form
    6,663.25/9,995.42 = 2,714.77/x
  3. Step 3: Cross multiply
    6,663.25x = 9,995.42 × 2,714.77
  4. Step 4: Simplify right side
    6,663.25x = 27,135,266.35
  5. Step 5: Solve for x
    x = 27,135,266.35/6,663.25
  6. Step 6: Final answer
    x = 4,072.38

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1.5x scale

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.