Home / 6,805.20-10,196.61-4,202.76

Finding the Fourth Proportional to 6,805.20, 10,196.61 and 4,202.76

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Solution

The fourth proportional to 6,805.20, 10,196.61 and 4,202.76 is: 6,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.20 : 10,196.61 = 4,202.76 : x
  2. Step 2: Convert to fraction form
    6,805.20/10,196.61 = 4,202.76/x
  3. Step 3: Cross multiply
    6,805.20x = 10,196.61 × 4,202.76
  4. Step 4: Simplify right side
    6,805.20x = 42,853,904.64
  5. Step 5: Solve for x
    x = 42,853,904.64/6,805.20
  6. Step 6: Final answer
    x = 6,297.23

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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.