Home / 8,816.39-12,166.61-4,837.51

Finding the Fourth Proportional to 8,816.39, 12,166.61 and 4,837.51

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Solution

The fourth proportional to 8,816.39, 12,166.61 and 4,837.51 is: 6,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.39 : 12,166.61 = 4,837.51 : x
  2. Step 2: Convert to fraction form
    8,816.39/12,166.61 = 4,837.51/x
  3. Step 3: Cross multiply
    8,816.39x = 12,166.61 × 4,837.51
  4. Step 4: Simplify right side
    8,816.39x = 58,856,097.54
  5. Step 5: Solve for x
    x = 58,856,097.54/8,816.39
  6. Step 6: Final answer
    x = 6,675.76

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Half scale
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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.