Home / 4,355.98-6,529.78-2,791.60

Finding the Fourth Proportional to 4,355.98, 6,529.78 and 2,791.60

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Solution

The fourth proportional to 4,355.98, 6,529.78 and 2,791.60 is: 4,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.98 : 6,529.78 = 2,791.60 : x
  2. Step 2: Convert to fraction form
    4,355.98/6,529.78 = 2,791.60/x
  3. Step 3: Cross multiply
    4,355.98x = 6,529.78 × 2,791.60
  4. Step 4: Simplify right side
    4,355.98x = 18,228,521.01
  5. Step 5: Solve for x
    x = 18,228,521.01/4,355.98
  6. Step 6: Final answer
    x = 4,184.71

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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.