Home / 6,561.18-9,844.04-2,178.97

Finding the Fourth Proportional to 6,561.18, 9,844.04 and 2,178.97

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Solution

The fourth proportional to 6,561.18, 9,844.04 and 2,178.97 is: 3,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.18 : 9,844.04 = 2,178.97 : x
  2. Step 2: Convert to fraction form
    6,561.18/9,844.04 = 2,178.97/x
  3. Step 3: Cross multiply
    6,561.18x = 9,844.04 × 2,178.97
  4. Step 4: Simplify right side
    6,561.18x = 21,449,867.84
  5. Step 5: Solve for x
    x = 21,449,867.84/6,561.18
  6. Step 6: Final answer
    x = 3,269.21

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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.