Home / 1,694.41-2,546.54-1,120.93

Finding the Fourth Proportional to 1,694.41, 2,546.54 and 1,120.93

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Solution

The fourth proportional to 1,694.41, 2,546.54 and 1,120.93 is: 1,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.41 : 2,546.54 = 1,120.93 : x
  2. Step 2: Convert to fraction form
    1,694.41/2,546.54 = 1,120.93/x
  3. Step 3: Cross multiply
    1,694.41x = 2,546.54 × 1,120.93
  4. Step 4: Simplify right side
    1,694.41x = 2,854,487.48
  5. Step 5: Solve for x
    x = 2,854,487.48/1,694.41
  6. Step 6: Final answer
    x = 1,684.65

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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.