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Finding the Fourth Proportional to 3,709.98, 5,092.53 and 3,376.44

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Solution

The fourth proportional to 3,709.98, 5,092.53 and 3,376.44 is: 4,634.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.98 : 5,092.53 = 3,376.44 : x
  2. Step 2: Convert to fraction form
    3,709.98/5,092.53 = 3,376.44/x
  3. Step 3: Cross multiply
    3,709.98x = 5,092.53 × 3,376.44
  4. Step 4: Simplify right side
    3,709.98x = 17,194,621.99
  5. Step 5: Solve for x
    x = 17,194,621.99/3,709.98
  6. Step 6: Final answer
    x = 4,634.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.