Home / 5,530.13-7,634.32-3,770.96

Finding the Fourth Proportional to 5,530.13, 7,634.32 and 3,770.96

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Solution

The fourth proportional to 5,530.13, 7,634.32 and 3,770.96 is: 5,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.13 : 7,634.32 = 3,770.96 : x
  2. Step 2: Convert to fraction form
    5,530.13/7,634.32 = 3,770.96/x
  3. Step 3: Cross multiply
    5,530.13x = 7,634.32 × 3,770.96
  4. Step 4: Simplify right side
    5,530.13x = 28,788,732.16
  5. Step 5: Solve for x
    x = 28,788,732.16/5,530.13
  6. Step 6: Final answer
    x = 5,205.80

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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.