Home / 10,670.67-16,005.39-3,275.11

Finding the Fourth Proportional to 10,670.67, 16,005.39 and 3,275.11

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Solution

The fourth proportional to 10,670.67, 16,005.39 and 3,275.11 is: 4,912.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.67 : 16,005.39 = 3,275.11 : x
  2. Step 2: Convert to fraction form
    10,670.67/16,005.39 = 3,275.11/x
  3. Step 3: Cross multiply
    10,670.67x = 16,005.39 × 3,275.11
  4. Step 4: Simplify right side
    10,670.67x = 52,419,332.82
  5. Step 5: Solve for x
    x = 52,419,332.82/10,670.67
  6. Step 6: Final answer
    x = 4,912.47

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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.