Home / 6,563.40-9,843.06-2,179.80

Finding the Fourth Proportional to 6,563.40, 9,843.06 and 2,179.80

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Solution

The fourth proportional to 6,563.40, 9,843.06 and 2,179.80 is: 3,269.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.40 : 9,843.06 = 2,179.80 : x
  2. Step 2: Convert to fraction form
    6,563.40/9,843.06 = 2,179.80/x
  3. Step 3: Cross multiply
    6,563.40x = 9,843.06 × 2,179.80
  4. Step 4: Simplify right side
    6,563.40x = 21,455,902.19
  5. Step 5: Solve for x
    x = 21,455,902.19/6,563.40
  6. Step 6: Final answer
    x = 3,269.02

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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.