Home / 11,983.30-16,537.46-6,678.10

Finding the Fourth Proportional to 11,983.30, 16,537.46 and 6,678.10

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Solution

The fourth proportional to 11,983.30, 16,537.46 and 6,678.10 is: 9,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.30 : 16,537.46 = 6,678.10 : x
  2. Step 2: Convert to fraction form
    11,983.30/16,537.46 = 6,678.10/x
  3. Step 3: Cross multiply
    11,983.30x = 16,537.46 × 6,678.10
  4. Step 4: Simplify right side
    11,983.30x = 110,438,811.63
  5. Step 5: Solve for x
    x = 110,438,811.63/11,983.30
  6. Step 6: Final answer
    x = 9,216.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.