Home / 5,217.44-7,826.42-1,519.95

Finding the Fourth Proportional to 5,217.44, 7,826.42 and 1,519.95

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Solution

The fourth proportional to 5,217.44, 7,826.42 and 1,519.95 is: 2,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.44 : 7,826.42 = 1,519.95 : x
  2. Step 2: Convert to fraction form
    5,217.44/7,826.42 = 1,519.95/x
  3. Step 3: Cross multiply
    5,217.44x = 7,826.42 × 1,519.95
  4. Step 4: Simplify right side
    5,217.44x = 11,895,770.88
  5. Step 5: Solve for x
    x = 11,895,770.88/5,217.44
  6. Step 6: Final answer
    x = 2,280.00

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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.