Home / 6,856.20-10,282.24-2,176.02

Finding the Fourth Proportional to 6,856.20, 10,282.24 and 2,176.02

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Solution

The fourth proportional to 6,856.20, 10,282.24 and 2,176.02 is: 3,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.20 : 10,282.24 = 2,176.02 : x
  2. Step 2: Convert to fraction form
    6,856.20/10,282.24 = 2,176.02/x
  3. Step 3: Cross multiply
    6,856.20x = 10,282.24 × 2,176.02
  4. Step 4: Simplify right side
    6,856.20x = 22,374,359.88
  5. Step 5: Solve for x
    x = 22,374,359.88/6,856.20
  6. Step 6: Final answer
    x = 3,263.38

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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.