Home / 6,581.80-9,865.42-3,297.64

Finding the Fourth Proportional to 6,581.80, 9,865.42 and 3,297.64

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Solution

The fourth proportional to 6,581.80, 9,865.42 and 3,297.64 is: 4,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581.80 : 9,865.42 = 3,297.64 : x
  2. Step 2: Convert to fraction form
    6,581.80/9,865.42 = 3,297.64/x
  3. Step 3: Cross multiply
    6,581.80x = 9,865.42 × 3,297.64
  4. Step 4: Simplify right side
    6,581.80x = 32,532,603.61
  5. Step 5: Solve for x
    x = 32,532,603.61/6,581.80
  6. Step 6: Final answer
    x = 4,942.81

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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.