Home / 8,861.16-12,227.58-6,504.60

Finding the Fourth Proportional to 8,861.16, 12,227.58 and 6,504.60

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Solution

The fourth proportional to 8,861.16, 12,227.58 and 6,504.60 is: 8,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.16 : 12,227.58 = 6,504.60 : x
  2. Step 2: Convert to fraction form
    8,861.16/12,227.58 = 6,504.60/x
  3. Step 3: Cross multiply
    8,861.16x = 12,227.58 × 6,504.60
  4. Step 4: Simplify right side
    8,861.16x = 79,535,516.87
  5. Step 5: Solve for x
    x = 79,535,516.87/8,861.16
  6. Step 6: Final answer
    x = 8,975.75

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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.