Home / 2,272.02-3,135.42-1,340.52

Finding the Fourth Proportional to 2,272.02, 3,135.42 and 1,340.52

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Solution

The fourth proportional to 2,272.02, 3,135.42 and 1,340.52 is: 1,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.02 : 3,135.42 = 1,340.52 : x
  2. Step 2: Convert to fraction form
    2,272.02/3,135.42 = 1,340.52/x
  3. Step 3: Cross multiply
    2,272.02x = 3,135.42 × 1,340.52
  4. Step 4: Simplify right side
    2,272.02x = 4,203,093.22
  5. Step 5: Solve for x
    x = 4,203,093.22/2,272.02
  6. Step 6: Final answer
    x = 1,849.94

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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.