Home / 5,418.27-7,474.98-3,650.44

Finding the Fourth Proportional to 5,418.27, 7,474.98 and 3,650.44

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Solution

The fourth proportional to 5,418.27, 7,474.98 and 3,650.44 is: 5,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.27 : 7,474.98 = 3,650.44 : x
  2. Step 2: Convert to fraction form
    5,418.27/7,474.98 = 3,650.44/x
  3. Step 3: Cross multiply
    5,418.27x = 7,474.98 × 3,650.44
  4. Step 4: Simplify right side
    5,418.27x = 27,286,965.99
  5. Step 5: Solve for x
    x = 27,286,965.99/5,418.27
  6. Step 6: Final answer
    x = 5,036.10

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1.5x scale

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.