Home / 8,861.19-12,227.92-5,323.71

Finding the Fourth Proportional to 8,861.19, 12,227.92 and 5,323.71

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Solution

The fourth proportional to 8,861.19, 12,227.92 and 5,323.71 is: 7,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.19 : 12,227.92 = 5,323.71 : x
  2. Step 2: Convert to fraction form
    8,861.19/12,227.92 = 5,323.71/x
  3. Step 3: Cross multiply
    8,861.19x = 12,227.92 × 5,323.71
  4. Step 4: Simplify right side
    8,861.19x = 65,097,899.98
  5. Step 5: Solve for x
    x = 65,097,899.98/8,861.19
  6. Step 6: Final answer
    x = 7,346.41

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Double scale
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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.