Home / 7,399.86-11,099.90-2,469.52

Finding the Fourth Proportional to 7,399.86, 11,099.90 and 2,469.52

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Solution

The fourth proportional to 7,399.86, 11,099.90 and 2,469.52 is: 3,704.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.86 : 11,099.90 = 2,469.52 : x
  2. Step 2: Convert to fraction form
    7,399.86/11,099.90 = 2,469.52/x
  3. Step 3: Cross multiply
    7,399.86x = 11,099.90 × 2,469.52
  4. Step 4: Simplify right side
    7,399.86x = 27,411,445.10
  5. Step 5: Solve for x
    x = 27,411,445.10/7,399.86
  6. Step 6: Final answer
    x = 3,704.32

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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.