Home / 6,961.28-10,434.72-3,496.64

Finding the Fourth Proportional to 6,961.28, 10,434.72 and 3,496.64

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Solution

The fourth proportional to 6,961.28, 10,434.72 and 3,496.64 is: 5,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.28 : 10,434.72 = 3,496.64 : x
  2. Step 2: Convert to fraction form
    6,961.28/10,434.72 = 3,496.64/x
  3. Step 3: Cross multiply
    6,961.28x = 10,434.72 × 3,496.64
  4. Step 4: Simplify right side
    6,961.28x = 36,486,459.34
  5. Step 5: Solve for x
    x = 36,486,459.34/6,961.28
  6. Step 6: Final answer
    x = 5,241.34

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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.