Home / 2,794.41-4,191.71-1,149.90

Finding the Fourth Proportional to 2,794.41, 4,191.71 and 1,149.90

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Solution

The fourth proportional to 2,794.41, 4,191.71 and 1,149.90 is: 1,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.41 : 4,191.71 = 1,149.90 : x
  2. Step 2: Convert to fraction form
    2,794.41/4,191.71 = 1,149.90/x
  3. Step 3: Cross multiply
    2,794.41x = 4,191.71 × 1,149.90
  4. Step 4: Simplify right side
    2,794.41x = 4,820,041.58
  5. Step 5: Solve for x
    x = 4,820,041.58/2,794.41
  6. Step 6: Final answer
    x = 1,724.89

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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.