Home / 1,539.06-2,314.46-1,227.41

Finding the Fourth Proportional to 1,539.06, 2,314.46 and 1,227.41

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Solution

The fourth proportional to 1,539.06, 2,314.46 and 1,227.41 is: 1,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.06 : 2,314.46 = 1,227.41 : x
  2. Step 2: Convert to fraction form
    1,539.06/2,314.46 = 1,227.41/x
  3. Step 3: Cross multiply
    1,539.06x = 2,314.46 × 1,227.41
  4. Step 4: Simplify right side
    1,539.06x = 2,840,791.35
  5. Step 5: Solve for x
    x = 2,840,791.35/1,539.06
  6. Step 6: Final answer
    x = 1,845.80

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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.