Home / 11,772.08-16,244.52-6,466.76

Finding the Fourth Proportional to 11,772.08, 16,244.52 and 6,466.76

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Solution

The fourth proportional to 11,772.08, 16,244.52 and 6,466.76 is: 8,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.08 : 16,244.52 = 6,466.76 : x
  2. Step 2: Convert to fraction form
    11,772.08/16,244.52 = 6,466.76/x
  3. Step 3: Cross multiply
    11,772.08x = 16,244.52 × 6,466.76
  4. Step 4: Simplify right side
    11,772.08x = 105,049,412.16
  5. Step 5: Solve for x
    x = 105,049,412.16/11,772.08
  6. Step 6: Final answer
    x = 8,923.61

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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.