Home / 5,911.30-8,158.08-3,258.96

Finding the Fourth Proportional to 5,911.30, 8,158.08 and 3,258.96

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Solution

The fourth proportional to 5,911.30, 8,158.08 and 3,258.96 is: 4,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.30 : 8,158.08 = 3,258.96 : x
  2. Step 2: Convert to fraction form
    5,911.30/8,158.08 = 3,258.96/x
  3. Step 3: Cross multiply
    5,911.30x = 8,158.08 × 3,258.96
  4. Step 4: Simplify right side
    5,911.30x = 26,586,856.40
  5. Step 5: Solve for x
    x = 26,586,856.40/5,911.30
  6. Step 6: Final answer
    x = 4,497.63

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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.