Home / 6,634.19-9,948.97-2,190.91

Finding the Fourth Proportional to 6,634.19, 9,948.97 and 2,190.91

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Solution

The fourth proportional to 6,634.19, 9,948.97 and 2,190.91 is: 3,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.19 : 9,948.97 = 2,190.91 : x
  2. Step 2: Convert to fraction form
    6,634.19/9,948.97 = 2,190.91/x
  3. Step 3: Cross multiply
    6,634.19x = 9,948.97 × 2,190.91
  4. Step 4: Simplify right side
    6,634.19x = 21,797,297.86
  5. Step 5: Solve for x
    x = 21,797,297.86/6,634.19
  6. Step 6: Final answer
    x = 3,285.60

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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.