Home / 4,867.16-6,716.39-2,877.89

Finding the Fourth Proportional to 4,867.16, 6,716.39 and 2,877.89

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Solution

The fourth proportional to 4,867.16, 6,716.39 and 2,877.89 is: 3,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.16 : 6,716.39 = 2,877.89 : x
  2. Step 2: Convert to fraction form
    4,867.16/6,716.39 = 2,877.89/x
  3. Step 3: Cross multiply
    4,867.16x = 6,716.39 × 2,877.89
  4. Step 4: Simplify right side
    4,867.16x = 19,328,983.65
  5. Step 5: Solve for x
    x = 19,328,983.65/4,867.16
  6. Step 6: Final answer
    x = 3,971.31

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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.