Home / 6,114.30-9,171.45-3,515.10

Finding the Fourth Proportional to 6,114.30, 9,171.45 and 3,515.10

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Solution

The fourth proportional to 6,114.30, 9,171.45 and 3,515.10 is: 5,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114.30 : 9,171.45 = 3,515.10 : x
  2. Step 2: Convert to fraction form
    6,114.30/9,171.45 = 3,515.10/x
  3. Step 3: Cross multiply
    6,114.30x = 9,171.45 × 3,515.10
  4. Step 4: Simplify right side
    6,114.30x = 32,238,563.90
  5. Step 5: Solve for x
    x = 32,238,563.90/6,114.30
  6. Step 6: Final answer
    x = 5,272.65

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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.