Home / 9,331.83-13,992.91-2,757.15

Finding the Fourth Proportional to 9,331.83, 13,992.91 and 2,757.15

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Solution

The fourth proportional to 9,331.83, 13,992.91 and 2,757.15 is: 4,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.83 : 13,992.91 = 2,757.15 : x
  2. Step 2: Convert to fraction form
    9,331.83/13,992.91 = 2,757.15/x
  3. Step 3: Cross multiply
    9,331.83x = 13,992.91 × 2,757.15
  4. Step 4: Simplify right side
    9,331.83x = 38,580,544.91
  5. Step 5: Solve for x
    x = 38,580,544.91/9,331.83
  6. Step 6: Final answer
    x = 4,134.30

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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.