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Finding the Fourth Proportional to 5,770.44, 8,663.72 and 2,961.24

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Solution

The fourth proportional to 5,770.44, 8,663.72 and 2,961.24 is: 4,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770.44 : 8,663.72 = 2,961.24 : x
  2. Step 2: Convert to fraction form
    5,770.44/8,663.72 = 2,961.24/x
  3. Step 3: Cross multiply
    5,770.44x = 8,663.72 × 2,961.24
  4. Step 4: Simplify right side
    5,770.44x = 25,655,354.21
  5. Step 5: Solve for x
    x = 25,655,354.21/5,770.44
  6. Step 6: Final answer
    x = 4,446.00

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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.