Home / 10,186.11-15,277.32-3,522.60

Finding the Fourth Proportional to 10,186.11, 15,277.32 and 3,522.60

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Solution

The fourth proportional to 10,186.11, 15,277.32 and 3,522.60 is: 5,283.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186.11 : 15,277.32 = 3,522.60 : x
  2. Step 2: Convert to fraction form
    10,186.11/15,277.32 = 3,522.60/x
  3. Step 3: Cross multiply
    10,186.11x = 15,277.32 × 3,522.60
  4. Step 4: Simplify right side
    10,186.11x = 53,815,887.43
  5. Step 5: Solve for x
    x = 53,815,887.43/10,186.11
  6. Step 6: Final answer
    x = 5,283.26

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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.