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Finding the Fourth Proportional to 6,057.18, 9,086.18 and 2,938.68

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Solution

The fourth proportional to 6,057.18, 9,086.18 and 2,938.68 is: 4,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,057.18 : 9,086.18 = 2,938.68 : x
  2. Step 2: Convert to fraction form
    6,057.18/9,086.18 = 2,938.68/x
  3. Step 3: Cross multiply
    6,057.18x = 9,086.18 × 2,938.68
  4. Step 4: Simplify right side
    6,057.18x = 26,701,360.75
  5. Step 5: Solve for x
    x = 26,701,360.75/6,057.18
  6. Step 6: Final answer
    x = 4,408.22

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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.