Home / 3,522.08-5,283.12-1,442.12

Finding the Fourth Proportional to 3,522.08, 5,283.12 and 1,442.12

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Solution

The fourth proportional to 3,522.08, 5,283.12 and 1,442.12 is: 2,163.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.08 : 5,283.12 = 1,442.12 : x
  2. Step 2: Convert to fraction form
    3,522.08/5,283.12 = 1,442.12/x
  3. Step 3: Cross multiply
    3,522.08x = 5,283.12 × 1,442.12
  4. Step 4: Simplify right side
    3,522.08x = 7,618,893.01
  5. Step 5: Solve for x
    x = 7,618,893.01/3,522.08
  6. Step 6: Final answer
    x = 2,163.18

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Half scale
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Double scale
Find fourth proportional to 3,523.08, 5,284.62 and 1,443.12
Similar ratio
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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.