Home / 8,816.19-12,166.38-4,837.65

Finding the Fourth Proportional to 8,816.19, 12,166.38 and 4,837.65

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Solution

The fourth proportional to 8,816.19, 12,166.38 and 4,837.65 is: 6,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.19 : 12,166.38 = 4,837.65 : x
  2. Step 2: Convert to fraction form
    8,816.19/12,166.38 = 4,837.65/x
  3. Step 3: Cross multiply
    8,816.19x = 12,166.38 × 4,837.65
  4. Step 4: Simplify right side
    8,816.19x = 58,856,688.21
  5. Step 5: Solve for x
    x = 58,856,688.21/8,816.19
  6. Step 6: Final answer
    x = 6,675.98

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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.