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Finding the Fourth Proportional to 6,396.64, 9,595.04 and 2,236.48

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Solution

The fourth proportional to 6,396.64, 9,595.04 and 2,236.48 is: 3,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396.64 : 9,595.04 = 2,236.48 : x
  2. Step 2: Convert to fraction form
    6,396.64/9,595.04 = 2,236.48/x
  3. Step 3: Cross multiply
    6,396.64x = 9,595.04 × 2,236.48
  4. Step 4: Simplify right side
    6,396.64x = 21,459,115.06
  5. Step 5: Solve for x
    x = 21,459,115.06/6,396.64
  6. Step 6: Final answer
    x = 3,354.75

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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.