Home / 4,911.61-7,363.05-1,791.03

Finding the Fourth Proportional to 4,911.61, 7,363.05 and 1,791.03

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Solution

The fourth proportional to 4,911.61, 7,363.05 and 1,791.03 is: 2,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.61 : 7,363.05 = 1,791.03 : x
  2. Step 2: Convert to fraction form
    4,911.61/7,363.05 = 1,791.03/x
  3. Step 3: Cross multiply
    4,911.61x = 7,363.05 × 1,791.03
  4. Step 4: Simplify right side
    4,911.61x = 13,187,443.44
  5. Step 5: Solve for x
    x = 13,187,443.44/4,911.61
  6. Step 6: Final answer
    x = 2,684.95

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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.