Home / 6,856.20-10,282.68-2,958.48

Finding the Fourth Proportional to 6,856.20, 10,282.68 and 2,958.48

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Solution

The fourth proportional to 6,856.20, 10,282.68 and 2,958.48 is: 4,437.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.20 : 10,282.68 = 2,958.48 : x
  2. Step 2: Convert to fraction form
    6,856.20/10,282.68 = 2,958.48/x
  3. Step 3: Cross multiply
    6,856.20x = 10,282.68 × 2,958.48
  4. Step 4: Simplify right side
    6,856.20x = 30,421,103.13
  5. Step 5: Solve for x
    x = 30,421,103.13/6,856.20
  6. Step 6: Final answer
    x = 4,437.02

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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.