Home / 11,748.22-17,610.99-3,952.78

Finding the Fourth Proportional to 11,748.22, 17,610.99 and 3,952.78

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Solution

The fourth proportional to 11,748.22, 17,610.99 and 3,952.78 is: 5,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.22 : 17,610.99 = 3,952.78 : x
  2. Step 2: Convert to fraction form
    11,748.22/17,610.99 = 3,952.78/x
  3. Step 3: Cross multiply
    11,748.22x = 17,610.99 × 3,952.78
  4. Step 4: Simplify right side
    11,748.22x = 69,612,369.05
  5. Step 5: Solve for x
    x = 69,612,369.05/11,748.22
  6. Step 6: Final answer
    x = 5,925.35

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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.