Home / 11,446.55-17,170.16-3,655.37

Finding the Fourth Proportional to 11,446.55, 17,170.16 and 3,655.37

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Solution

The fourth proportional to 11,446.55, 17,170.16 and 3,655.37 is: 5,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.55 : 17,170.16 = 3,655.37 : x
  2. Step 2: Convert to fraction form
    11,446.55/17,170.16 = 3,655.37/x
  3. Step 3: Cross multiply
    11,446.55x = 17,170.16 × 3,655.37
  4. Step 4: Simplify right side
    11,446.55x = 62,763,183.63
  5. Step 5: Solve for x
    x = 62,763,183.63/11,446.55
  6. Step 6: Final answer
    x = 5,483.16

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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.