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Finding the Fourth Proportional to 4,406.54, 6,600.08 and 2,938.82

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Solution

The fourth proportional to 4,406.54, 6,600.08 and 2,938.82 is: 4,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.54 : 6,600.08 = 2,938.82 : x
  2. Step 2: Convert to fraction form
    4,406.54/6,600.08 = 2,938.82/x
  3. Step 3: Cross multiply
    4,406.54x = 6,600.08 × 2,938.82
  4. Step 4: Simplify right side
    4,406.54x = 19,396,421.45
  5. Step 5: Solve for x
    x = 19,396,421.45/4,406.54
  6. Step 6: Final answer
    x = 4,401.74

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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.