Home / 5,049.74-6,968.45-2,811.71

Finding the Fourth Proportional to 5,049.74, 6,968.45 and 2,811.71

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Solution

The fourth proportional to 5,049.74, 6,968.45 and 2,811.71 is: 3,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.74 : 6,968.45 = 2,811.71 : x
  2. Step 2: Convert to fraction form
    5,049.74/6,968.45 = 2,811.71/x
  3. Step 3: Cross multiply
    5,049.74x = 6,968.45 × 2,811.71
  4. Step 4: Simplify right side
    5,049.74x = 19,593,285.00
  5. Step 5: Solve for x
    x = 19,593,285.00/5,049.74
  6. Step 6: Final answer
    x = 3,880.06

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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.