Home / 7,186.32-10,779.66-2,255.85

Finding the Fourth Proportional to 7,186.32, 10,779.66 and 2,255.85

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Solution

The fourth proportional to 7,186.32, 10,779.66 and 2,255.85 is: 3,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.32 : 10,779.66 = 2,255.85 : x
  2. Step 2: Convert to fraction form
    7,186.32/10,779.66 = 2,255.85/x
  3. Step 3: Cross multiply
    7,186.32x = 10,779.66 × 2,255.85
  4. Step 4: Simplify right side
    7,186.32x = 24,317,296.01
  5. Step 5: Solve for x
    x = 24,317,296.01/7,186.32
  6. Step 6: Final answer
    x = 3,383.83

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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.