Home / 5,452.14-8,180.07-2,166.30

Finding the Fourth Proportional to 5,452.14, 8,180.07 and 2,166.30

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Solution

The fourth proportional to 5,452.14, 8,180.07 and 2,166.30 is: 3,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.14 : 8,180.07 = 2,166.30 : x
  2. Step 2: Convert to fraction form
    5,452.14/8,180.07 = 2,166.30/x
  3. Step 3: Cross multiply
    5,452.14x = 8,180.07 × 2,166.30
  4. Step 4: Simplify right side
    5,452.14x = 17,720,485.64
  5. Step 5: Solve for x
    x = 17,720,485.64/5,452.14
  6. Step 6: Final answer
    x = 3,250.19

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Half scale
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Double scale
Find fourth proportional to 5,453.14, 8,181.57 and 2,167.30
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.