Home / 6,286.50-9,427.30-3,363.20

Finding the Fourth Proportional to 6,286.50, 9,427.30 and 3,363.20

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Solution

The fourth proportional to 6,286.50, 9,427.30 and 3,363.20 is: 5,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.50 : 9,427.30 = 3,363.20 : x
  2. Step 2: Convert to fraction form
    6,286.50/9,427.30 = 3,363.20/x
  3. Step 3: Cross multiply
    6,286.50x = 9,427.30 × 3,363.20
  4. Step 4: Simplify right side
    6,286.50x = 31,705,895.36
  5. Step 5: Solve for x
    x = 31,705,895.36/6,286.50
  6. Step 6: Final answer
    x = 5,043.49

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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.