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Finding the Fourth Proportional to 6,677.20, 10,027.20 and 3,714.40

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Solution

The fourth proportional to 6,677.20, 10,027.20 and 3,714.40 is: 5,577.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.20 : 10,027.20 = 3,714.40 : x
  2. Step 2: Convert to fraction form
    6,677.20/10,027.20 = 3,714.40/x
  3. Step 3: Cross multiply
    6,677.20x = 10,027.20 × 3,714.40
  4. Step 4: Simplify right side
    6,677.20x = 37,245,031.68
  5. Step 5: Solve for x
    x = 37,245,031.68/6,677.20
  6. Step 6: Final answer
    x = 5,577.94

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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.