Home / 1,522.11-2,282.35-481.83

Finding the Fourth Proportional to 1,522.11, 2,282.35 and 481.83

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Solution

The fourth proportional to 1,522.11, 2,282.35 and 481.83 is: 722.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.11 : 2,282.35 = 481.83 : x
  2. Step 2: Convert to fraction form
    1,522.11/2,282.35 = 481.83/x
  3. Step 3: Cross multiply
    1,522.11x = 2,282.35 × 481.83
  4. Step 4: Simplify right side
    1,522.11x = 1,099,704.70
  5. Step 5: Solve for x
    x = 1,099,704.70/1,522.11
  6. Step 6: Final answer
    x = 722.49

Related Problems

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Half scale
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Double scale
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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.