Home / 1,780.59-2,667.24-1,193.79

Finding the Fourth Proportional to 1,780.59, 2,667.24 and 1,193.79

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Solution

The fourth proportional to 1,780.59, 2,667.24 and 1,193.79 is: 1,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780.59 : 2,667.24 = 1,193.79 : x
  2. Step 2: Convert to fraction form
    1,780.59/2,667.24 = 1,193.79/x
  3. Step 3: Cross multiply
    1,780.59x = 2,667.24 × 1,193.79
  4. Step 4: Simplify right side
    1,780.59x = 3,184,124.44
  5. Step 5: Solve for x
    x = 3,184,124.44/1,780.59
  6. Step 6: Final answer
    x = 1,788.24

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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.