Home / 1,463.83-2,197.97-1,278.63

Finding the Fourth Proportional to 1,463.83, 2,197.97 and 1,278.63

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Solution

The fourth proportional to 1,463.83, 2,197.97 and 1,278.63 is: 1,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.83 : 2,197.97 = 1,278.63 : x
  2. Step 2: Convert to fraction form
    1,463.83/2,197.97 = 1,278.63/x
  3. Step 3: Cross multiply
    1,463.83x = 2,197.97 × 1,278.63
  4. Step 4: Simplify right side
    1,463.83x = 2,810,383.74
  5. Step 5: Solve for x
    x = 2,810,383.74/1,463.83
  6. Step 6: Final answer
    x = 1,919.89

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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.