Home / 3,817.94-5,264.74-2,825.28

Finding the Fourth Proportional to 3,817.94, 5,264.74 and 2,825.28

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Solution

The fourth proportional to 3,817.94, 5,264.74 and 2,825.28 is: 3,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.94 : 5,264.74 = 2,825.28 : x
  2. Step 2: Convert to fraction form
    3,817.94/5,264.74 = 2,825.28/x
  3. Step 3: Cross multiply
    3,817.94x = 5,264.74 × 2,825.28
  4. Step 4: Simplify right side
    3,817.94x = 14,874,364.63
  5. Step 5: Solve for x
    x = 14,874,364.63/3,817.94
  6. Step 6: Final answer
    x = 3,895.91

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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.