Home / 5,521.68-7,626.56-4,027.23

Finding the Fourth Proportional to 5,521.68, 7,626.56 and 4,027.23

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Solution

The fourth proportional to 5,521.68, 7,626.56 and 4,027.23 is: 5,562.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.68 : 7,626.56 = 4,027.23 : x
  2. Step 2: Convert to fraction form
    5,521.68/7,626.56 = 4,027.23/x
  3. Step 3: Cross multiply
    5,521.68x = 7,626.56 × 4,027.23
  4. Step 4: Simplify right side
    5,521.68x = 30,713,891.09
  5. Step 5: Solve for x
    x = 30,713,891.09/5,521.68
  6. Step 6: Final answer
    x = 5,562.42

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Half scale
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Double scale
Find fourth proportional to 5,522.68, 7,627.94 and 4,028.23
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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.