Home / 6,716.16-10,072.80-2,556

Finding the Fourth Proportional to 6,716.16, 10,072.80 and 2,556

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Solution

The fourth proportional to 6,716.16, 10,072.80 and 2,556 is: 3,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.16 : 10,072.80 = 2,556 : x
  2. Step 2: Convert to fraction form
    6,716.16/10,072.80 = 2,556/x
  3. Step 3: Cross multiply
    6,716.16x = 10,072.80 × 2,556
  4. Step 4: Simplify right side
    6,716.16x = 25,746,076.80
  5. Step 5: Solve for x
    x = 25,746,076.80/6,716.16
  6. Step 6: Final answer
    x = 3,833.45

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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.