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Finding the Fourth Proportional to 4,602.50, 6,892.77 and 2,650.61

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Solution

The fourth proportional to 4,602.50, 6,892.77 and 2,650.61 is: 3,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602.50 : 6,892.77 = 2,650.61 : x
  2. Step 2: Convert to fraction form
    4,602.50/6,892.77 = 2,650.61/x
  3. Step 3: Cross multiply
    4,602.50x = 6,892.77 × 2,650.61
  4. Step 4: Simplify right side
    4,602.50x = 18,270,045.09
  5. Step 5: Solve for x
    x = 18,270,045.09/4,602.50
  6. Step 6: Final answer
    x = 3,969.59

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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.