Home / 11,425.56-17,135.60-3,526.96

Finding the Fourth Proportional to 11,425.56, 17,135.60 and 3,526.96

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Solution

The fourth proportional to 11,425.56, 17,135.60 and 3,526.96 is: 5,289.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.56 : 17,135.60 = 3,526.96 : x
  2. Step 2: Convert to fraction form
    11,425.56/17,135.60 = 3,526.96/x
  3. Step 3: Cross multiply
    11,425.56x = 17,135.60 × 3,526.96
  4. Step 4: Simplify right side
    11,425.56x = 60,436,575.78
  5. Step 5: Solve for x
    x = 60,436,575.78/11,425.56
  6. Step 6: Final answer
    x = 5,289.59

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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.