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Finding the Fourth Proportional to 3,756.44, 5,634.62 and 3,663.44

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Solution

The fourth proportional to 3,756.44, 5,634.62 and 3,663.44 is: 5,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.44 : 5,634.62 = 3,663.44 : x
  2. Step 2: Convert to fraction form
    3,756.44/5,634.62 = 3,663.44/x
  3. Step 3: Cross multiply
    3,756.44x = 5,634.62 × 3,663.44
  4. Step 4: Simplify right side
    3,756.44x = 20,642,092.29
  5. Step 5: Solve for x
    x = 20,642,092.29/3,756.44
  6. Step 6: Final answer
    x = 5,495.12

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1.5x scale

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.