Home / 5,117.69-7,663.57-3,163.97

Finding the Fourth Proportional to 5,117.69, 7,663.57 and 3,163.97

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Solution

The fourth proportional to 5,117.69, 7,663.57 and 3,163.97 is: 4,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.69 : 7,663.57 = 3,163.97 : x
  2. Step 2: Convert to fraction form
    5,117.69/7,663.57 = 3,163.97/x
  3. Step 3: Cross multiply
    5,117.69x = 7,663.57 × 3,163.97
  4. Step 4: Simplify right side
    5,117.69x = 24,247,305.57
  5. Step 5: Solve for x
    x = 24,247,305.57/5,117.69
  6. Step 6: Final answer
    x = 4,737.94

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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.