Home / 5,046.83-6,964.78-3,157.81

Finding the Fourth Proportional to 5,046.83, 6,964.78 and 3,157.81

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Solution

The fourth proportional to 5,046.83, 6,964.78 and 3,157.81 is: 4,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.83 : 6,964.78 = 3,157.81 : x
  2. Step 2: Convert to fraction form
    5,046.83/6,964.78 = 3,157.81/x
  3. Step 3: Cross multiply
    5,046.83x = 6,964.78 × 3,157.81
  4. Step 4: Simplify right side
    5,046.83x = 21,993,451.93
  5. Step 5: Solve for x
    x = 21,993,451.93/5,046.83
  6. Step 6: Final answer
    x = 4,357.87

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Why These Related Problems?

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