Home / 2,469.20-3,704.16-1,607.36

Finding the Fourth Proportional to 2,469.20, 3,704.16 and 1,607.36

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Solution

The fourth proportional to 2,469.20, 3,704.16 and 1,607.36 is: 2,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.20 : 3,704.16 = 1,607.36 : x
  2. Step 2: Convert to fraction form
    2,469.20/3,704.16 = 1,607.36/x
  3. Step 3: Cross multiply
    2,469.20x = 3,704.16 × 1,607.36
  4. Step 4: Simplify right side
    2,469.20x = 5,953,918.62
  5. Step 5: Solve for x
    x = 5,953,918.62/2,469.20
  6. Step 6: Final answer
    x = 2,411.27

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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.