Home / 11,436.60-17,154.90-3,645.48

Finding the Fourth Proportional to 11,436.60, 17,154.90 and 3,645.48

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Solution

The fourth proportional to 11,436.60, 17,154.90 and 3,645.48 is: 5,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436.60 : 17,154.90 = 3,645.48 : x
  2. Step 2: Convert to fraction form
    11,436.60/17,154.90 = 3,645.48/x
  3. Step 3: Cross multiply
    11,436.60x = 17,154.90 × 3,645.48
  4. Step 4: Simplify right side
    11,436.60x = 62,537,844.85
  5. Step 5: Solve for x
    x = 62,537,844.85/11,436.60
  6. Step 6: Final answer
    x = 5,468.22

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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.