Home / 11,475.54-17,213.20-3,684.35

Finding the Fourth Proportional to 11,475.54, 17,213.20 and 3,684.35

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Solution

The fourth proportional to 11,475.54, 17,213.20 and 3,684.35 is: 5,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.54 : 17,213.20 = 3,684.35 : x
  2. Step 2: Convert to fraction form
    11,475.54/17,213.20 = 3,684.35/x
  3. Step 3: Cross multiply
    11,475.54x = 17,213.20 × 3,684.35
  4. Step 4: Simplify right side
    11,475.54x = 63,419,453.42
  5. Step 5: Solve for x
    x = 63,419,453.42/11,475.54
  6. Step 6: Final answer
    x = 5,526.49

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1.5x scale

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.