Home / 6,415.99-9,625.80-2,469.06

Finding the Fourth Proportional to 6,415.99, 9,625.80 and 2,469.06

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Solution

The fourth proportional to 6,415.99, 9,625.80 and 2,469.06 is: 3,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.99 : 9,625.80 = 2,469.06 : x
  2. Step 2: Convert to fraction form
    6,415.99/9,625.80 = 2,469.06/x
  3. Step 3: Cross multiply
    6,415.99x = 9,625.80 × 2,469.06
  4. Step 4: Simplify right side
    6,415.99x = 23,766,677.75
  5. Step 5: Solve for x
    x = 23,766,677.75/6,415.99
  6. Step 6: Final answer
    x = 3,704.29

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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.