Home / 6,876.96-10,311.48-2,196.06

Finding the Fourth Proportional to 6,876.96, 10,311.48 and 2,196.06

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Solution

The fourth proportional to 6,876.96, 10,311.48 and 2,196.06 is: 3,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.96 : 10,311.48 = 2,196.06 : x
  2. Step 2: Convert to fraction form
    6,876.96/10,311.48 = 2,196.06/x
  3. Step 3: Cross multiply
    6,876.96x = 10,311.48 × 2,196.06
  4. Step 4: Simplify right side
    6,876.96x = 22,644,628.77
  5. Step 5: Solve for x
    x = 22,644,628.77/6,876.96
  6. Step 6: Final answer
    x = 3,292.83

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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.