Home / 6,114.08-9,171.12-2,217.20

Finding the Fourth Proportional to 6,114.08, 9,171.12 and 2,217.20

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Solution

The fourth proportional to 6,114.08, 9,171.12 and 2,217.20 is: 3,325.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114.08 : 9,171.12 = 2,217.20 : x
  2. Step 2: Convert to fraction form
    6,114.08/9,171.12 = 2,217.20/x
  3. Step 3: Cross multiply
    6,114.08x = 9,171.12 × 2,217.20
  4. Step 4: Simplify right side
    6,114.08x = 20,334,207.26
  5. Step 5: Solve for x
    x = 20,334,207.26/6,114.08
  6. Step 6: Final answer
    x = 3,325.80

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Half scale
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Double scale
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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.