Home / 5,174.15-7,762.16-2,400.44

Finding the Fourth Proportional to 5,174.15, 7,762.16 and 2,400.44

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Solution

The fourth proportional to 5,174.15, 7,762.16 and 2,400.44 is: 3,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.15 : 7,762.16 = 2,400.44 : x
  2. Step 2: Convert to fraction form
    5,174.15/7,762.16 = 2,400.44/x
  3. Step 3: Cross multiply
    5,174.15x = 7,762.16 × 2,400.44
  4. Step 4: Simplify right side
    5,174.15x = 18,632,566.54
  5. Step 5: Solve for x
    x = 18,632,566.54/5,174.15
  6. Step 6: Final answer
    x = 3,601.09

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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.