Home / 7,745.35-11,618.27-3,687.24

Finding the Fourth Proportional to 7,745.35, 11,618.27 and 3,687.24

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Solution

The fourth proportional to 7,745.35, 11,618.27 and 3,687.24 is: 5,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.35 : 11,618.27 = 3,687.24 : x
  2. Step 2: Convert to fraction form
    7,745.35/11,618.27 = 3,687.24/x
  3. Step 3: Cross multiply
    7,745.35x = 11,618.27 × 3,687.24
  4. Step 4: Simplify right side
    7,745.35x = 42,839,349.87
  5. Step 5: Solve for x
    x = 42,839,349.87/7,745.35
  6. Step 6: Final answer
    x = 5,530.98

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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.