Home / 5,911.68-8,157.61-3,258.44

Finding the Fourth Proportional to 5,911.68, 8,157.61 and 3,258.44

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Solution

The fourth proportional to 5,911.68, 8,157.61 and 3,258.44 is: 4,496.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.68 : 8,157.61 = 3,258.44 : x
  2. Step 2: Convert to fraction form
    5,911.68/8,157.61 = 3,258.44/x
  3. Step 3: Cross multiply
    5,911.68x = 8,157.61 × 3,258.44
  4. Step 4: Simplify right side
    5,911.68x = 26,581,082.73
  5. Step 5: Solve for x
    x = 26,581,082.73/5,911.68
  6. Step 6: Final answer
    x = 4,496.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.