Home / 1,550.71-2,327.07-1,425.56

Finding the Fourth Proportional to 1,550.71, 2,327.07 and 1,425.56

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Solution

The fourth proportional to 1,550.71, 2,327.07 and 1,425.56 is: 2,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.71 : 2,327.07 = 1,425.56 : x
  2. Step 2: Convert to fraction form
    1,550.71/2,327.07 = 1,425.56/x
  3. Step 3: Cross multiply
    1,550.71x = 2,327.07 × 1,425.56
  4. Step 4: Simplify right side
    1,550.71x = 3,317,377.91
  5. Step 5: Solve for x
    x = 3,317,377.91/1,550.71
  6. Step 6: Final answer
    x = 2,139.27

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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.