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Finding the Fourth Proportional to 3,600.41, 4,966.41 and 2,655.90

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Solution

The fourth proportional to 3,600.41, 4,966.41 and 2,655.90 is: 3,663.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.41 : 4,966.41 = 2,655.90 : x
  2. Step 2: Convert to fraction form
    3,600.41/4,966.41 = 2,655.90/x
  3. Step 3: Cross multiply
    3,600.41x = 4,966.41 × 2,655.90
  4. Step 4: Simplify right side
    3,600.41x = 13,190,288.32
  5. Step 5: Solve for x
    x = 13,190,288.32/3,600.41
  6. Step 6: Final answer
    x = 3,663.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.