Home / 8,601.60-11,861.28-6,082.56

Finding the Fourth Proportional to 8,601.60, 11,861.28 and 6,082.56

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Solution

The fourth proportional to 8,601.60, 11,861.28 and 6,082.56 is: 8,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.60 : 11,861.28 = 6,082.56 : x
  2. Step 2: Convert to fraction form
    8,601.60/11,861.28 = 6,082.56/x
  3. Step 3: Cross multiply
    8,601.60x = 11,861.28 × 6,082.56
  4. Step 4: Simplify right side
    8,601.60x = 72,146,947.28
  5. Step 5: Solve for x
    x = 72,146,947.28/8,601.60
  6. Step 6: Final answer
    x = 8,387.62

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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.