Home / 8,621.73-12,932.60-5,699.36

Finding the Fourth Proportional to 8,621.73, 12,932.60 and 5,699.36

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Solution

The fourth proportional to 8,621.73, 12,932.60 and 5,699.36 is: 8,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621.73 : 12,932.60 = 5,699.36 : x
  2. Step 2: Convert to fraction form
    8,621.73/12,932.60 = 5,699.36/x
  3. Step 3: Cross multiply
    8,621.73x = 12,932.60 × 5,699.36
  4. Step 4: Simplify right side
    8,621.73x = 73,707,546.97
  5. Step 5: Solve for x
    x = 73,707,546.97/8,621.73
  6. Step 6: Final answer
    x = 8,549.04

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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.