Home / 6,734.75-10,102.53-2,117.75

Finding the Fourth Proportional to 6,734.75, 10,102.53 and 2,117.75

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Solution

The fourth proportional to 6,734.75, 10,102.53 and 2,117.75 is: 3,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.75 : 10,102.53 = 2,117.75 : x
  2. Step 2: Convert to fraction form
    6,734.75/10,102.53 = 2,117.75/x
  3. Step 3: Cross multiply
    6,734.75x = 10,102.53 × 2,117.75
  4. Step 4: Simplify right side
    6,734.75x = 21,394,632.91
  5. Step 5: Solve for x
    x = 21,394,632.91/6,734.75
  6. Step 6: Final answer
    x = 3,176.75

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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.