Home / 6,626.97-9,145.17-3,642.81

Finding the Fourth Proportional to 6,626.97, 9,145.17 and 3,642.81

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Solution

The fourth proportional to 6,626.97, 9,145.17 and 3,642.81 is: 5,027.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.97 : 9,145.17 = 3,642.81 : x
  2. Step 2: Convert to fraction form
    6,626.97/9,145.17 = 3,642.81/x
  3. Step 3: Cross multiply
    6,626.97x = 9,145.17 × 3,642.81
  4. Step 4: Simplify right side
    6,626.97x = 33,314,116.73
  5. Step 5: Solve for x
    x = 33,314,116.73/6,626.97
  6. Step 6: Final answer
    x = 5,027.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.