Home / 2,272.24-3,135.27-1,327.98

Finding the Fourth Proportional to 2,272.24, 3,135.27 and 1,327.98

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Solution

The fourth proportional to 2,272.24, 3,135.27 and 1,327.98 is: 1,832.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.24 : 3,135.27 = 1,327.98 : x
  2. Step 2: Convert to fraction form
    2,272.24/3,135.27 = 1,327.98/x
  3. Step 3: Cross multiply
    2,272.24x = 3,135.27 × 1,327.98
  4. Step 4: Simplify right side
    2,272.24x = 4,163,575.85
  5. Step 5: Solve for x
    x = 4,163,575.85/2,272.24
  6. Step 6: Final answer
    x = 1,832.37

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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.