Home / 11,931.12-16,463.88-6,552.66

Finding the Fourth Proportional to 11,931.12, 16,463.88 and 6,552.66

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Solution

The fourth proportional to 11,931.12, 16,463.88 and 6,552.66 is: 9,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931.12 : 16,463.88 = 6,552.66 : x
  2. Step 2: Convert to fraction form
    11,931.12/16,463.88 = 6,552.66/x
  3. Step 3: Cross multiply
    11,931.12x = 16,463.88 × 6,552.66
  4. Step 4: Simplify right side
    11,931.12x = 107,882,207.92
  5. Step 5: Solve for x
    x = 107,882,207.92/11,931.12
  6. Step 6: Final answer
    x = 9,042.09

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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.