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Finding the Fourth Proportional to 3,600.71, 5,401.06 and 2,060.63

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Solution

The fourth proportional to 3,600.71, 5,401.06 and 2,060.63 is: 3,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.71 : 5,401.06 = 2,060.63 : x
  2. Step 2: Convert to fraction form
    3,600.71/5,401.06 = 2,060.63/x
  3. Step 3: Cross multiply
    3,600.71x = 5,401.06 × 2,060.63
  4. Step 4: Simplify right side
    3,600.71x = 11,129,559.26
  5. Step 5: Solve for x
    x = 11,129,559.26/3,600.71
  6. Step 6: Final answer
    x = 3,090.94

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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.