Home / 2,767.40-4,171.82-2,584.08

Finding the Fourth Proportional to 2,767.40, 4,171.82 and 2,584.08

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Solution

The fourth proportional to 2,767.40, 4,171.82 and 2,584.08 is: 3,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.40 : 4,171.82 = 2,584.08 : x
  2. Step 2: Convert to fraction form
    2,767.40/4,171.82 = 2,584.08/x
  3. Step 3: Cross multiply
    2,767.40x = 4,171.82 × 2,584.08
  4. Step 4: Simplify right side
    2,767.40x = 10,780,316.63
  5. Step 5: Solve for x
    x = 10,780,316.63/2,767.40
  6. Step 6: Final answer
    x = 3,895.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.