Home / 5,261.27-7,894.33-2,340.41

Finding the Fourth Proportional to 5,261.27, 7,894.33 and 2,340.41

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Solution

The fourth proportional to 5,261.27, 7,894.33 and 2,340.41 is: 3,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.27 : 7,894.33 = 2,340.41 : x
  2. Step 2: Convert to fraction form
    5,261.27/7,894.33 = 2,340.41/x
  3. Step 3: Cross multiply
    5,261.27x = 7,894.33 × 2,340.41
  4. Step 4: Simplify right side
    5,261.27x = 18,475,923.55
  5. Step 5: Solve for x
    x = 18,475,923.55/5,261.27
  6. Step 6: Final answer
    x = 3,511.69

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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.