Home / 8,159.25-12,237.16-3,995.06

Finding the Fourth Proportional to 8,159.25, 12,237.16 and 3,995.06

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Solution

The fourth proportional to 8,159.25, 12,237.16 and 3,995.06 is: 5,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.25 : 12,237.16 = 3,995.06 : x
  2. Step 2: Convert to fraction form
    8,159.25/12,237.16 = 3,995.06/x
  3. Step 3: Cross multiply
    8,159.25x = 12,237.16 × 3,995.06
  4. Step 4: Simplify right side
    8,159.25x = 48,888,216.53
  5. Step 5: Solve for x
    x = 48,888,216.53/8,159.25
  6. Step 6: Final answer
    x = 5,991.75

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.