Home / 2,817.94-4,223.24-2,040.56

Finding the Fourth Proportional to 2,817.94, 4,223.24 and 2,040.56

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Solution

The fourth proportional to 2,817.94, 4,223.24 and 2,040.56 is: 3,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.94 : 4,223.24 = 2,040.56 : x
  2. Step 2: Convert to fraction form
    2,817.94/4,223.24 = 2,040.56/x
  3. Step 3: Cross multiply
    2,817.94x = 4,223.24 × 2,040.56
  4. Step 4: Simplify right side
    2,817.94x = 8,617,774.61
  5. Step 5: Solve for x
    x = 8,617,774.61/2,817.94
  6. Step 6: Final answer
    x = 3,058.18

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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.