Home / 5,396.19-8,087.00-2,800.95

Finding the Fourth Proportional to 5,396.19, 8,087.00 and 2,800.95

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Solution

The fourth proportional to 5,396.19, 8,087.00 and 2,800.95 is: 4,197.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.19 : 8,087.00 = 2,800.95 : x
  2. Step 2: Convert to fraction form
    5,396.19/8,087.00 = 2,800.95/x
  3. Step 3: Cross multiply
    5,396.19x = 8,087.00 × 2,800.95
  4. Step 4: Simplify right side
    5,396.19x = 22,651,268.65
  5. Step 5: Solve for x
    x = 22,651,268.65/5,396.19
  6. Step 6: Final answer
    x = 4,197.64

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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.