Home / 2,566.21-3,540.57-1,571.26

Finding the Fourth Proportional to 2,566.21, 3,540.57 and 1,571.26

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Solution

The fourth proportional to 2,566.21, 3,540.57 and 1,571.26 is: 2,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.21 : 3,540.57 = 1,571.26 : x
  2. Step 2: Convert to fraction form
    2,566.21/3,540.57 = 1,571.26/x
  3. Step 3: Cross multiply
    2,566.21x = 3,540.57 × 1,571.26
  4. Step 4: Simplify right side
    2,566.21x = 5,563,156.02
  5. Step 5: Solve for x
    x = 5,563,156.02/2,566.21
  6. Step 6: Final answer
    x = 2,167.85

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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.