Home / 4,867.26-6,716.43-2,877.90

Finding the Fourth Proportional to 4,867.26, 6,716.43 and 2,877.90

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Solution

The fourth proportional to 4,867.26, 6,716.43 and 2,877.90 is: 3,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.26 : 6,716.43 = 2,877.90 : x
  2. Step 2: Convert to fraction form
    4,867.26/6,716.43 = 2,877.90/x
  3. Step 3: Cross multiply
    4,867.26x = 6,716.43 × 2,877.90
  4. Step 4: Simplify right side
    4,867.26x = 19,329,213.90
  5. Step 5: Solve for x
    x = 19,329,213.90/4,867.26
  6. Step 6: Final answer
    x = 3,971.27

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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.