Home / 5,525.88-7,625.49-3,166.38

Finding the Fourth Proportional to 5,525.88, 7,625.49 and 3,166.38

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Solution

The fourth proportional to 5,525.88, 7,625.49 and 3,166.38 is: 4,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.88 : 7,625.49 = 3,166.38 : x
  2. Step 2: Convert to fraction form
    5,525.88/7,625.49 = 3,166.38/x
  3. Step 3: Cross multiply
    5,525.88x = 7,625.49 × 3,166.38
  4. Step 4: Simplify right side
    5,525.88x = 24,145,199.03
  5. Step 5: Solve for x
    x = 24,145,199.03/5,525.88
  6. Step 6: Final answer
    x = 4,369.48

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Half scale
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Double scale
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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.