Home / 6,311.64-9,467.46-2,152.09

Finding the Fourth Proportional to 6,311.64, 9,467.46 and 2,152.09

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Solution

The fourth proportional to 6,311.64, 9,467.46 and 2,152.09 is: 3,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311.64 : 9,467.46 = 2,152.09 : x
  2. Step 2: Convert to fraction form
    6,311.64/9,467.46 = 2,152.09/x
  3. Step 3: Cross multiply
    6,311.64x = 9,467.46 × 2,152.09
  4. Step 4: Simplify right side
    6,311.64x = 20,374,825.99
  5. Step 5: Solve for x
    x = 20,374,825.99/6,311.64
  6. Step 6: Final answer
    x = 3,228.14

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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.