Home / 5,458.26-8,180.08-2,530.11

Finding the Fourth Proportional to 5,458.26, 8,180.08 and 2,530.11

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Solution

The fourth proportional to 5,458.26, 8,180.08 and 2,530.11 is: 3,791.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.26 : 8,180.08 = 2,530.11 : x
  2. Step 2: Convert to fraction form
    5,458.26/8,180.08 = 2,530.11/x
  3. Step 3: Cross multiply
    5,458.26x = 8,180.08 × 2,530.11
  4. Step 4: Simplify right side
    5,458.26x = 20,696,502.21
  5. Step 5: Solve for x
    x = 20,696,502.21/5,458.26
  6. Step 6: Final answer
    x = 3,791.78

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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.