Home / 8,230.06-12,345.32-3,232.22

Finding the Fourth Proportional to 8,230.06, 12,345.32 and 3,232.22

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Solution

The fourth proportional to 8,230.06, 12,345.32 and 3,232.22 is: 4,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.06 : 12,345.32 = 3,232.22 : x
  2. Step 2: Convert to fraction form
    8,230.06/12,345.32 = 3,232.22/x
  3. Step 3: Cross multiply
    8,230.06x = 12,345.32 × 3,232.22
  4. Step 4: Simplify right side
    8,230.06x = 39,902,790.21
  5. Step 5: Solve for x
    x = 39,902,790.21/8,230.06
  6. Step 6: Final answer
    x = 4,848.42

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Half scale
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Double scale
Find fourth proportional to 8,231.06, 12,346.82 and 3,233.22
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.