Home / 7,704.22-11,551.11-3,021.30

Finding the Fourth Proportional to 7,704.22, 11,551.11 and 3,021.30

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Solution

The fourth proportional to 7,704.22, 11,551.11 and 3,021.30 is: 4,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.22 : 11,551.11 = 3,021.30 : x
  2. Step 2: Convert to fraction form
    7,704.22/11,551.11 = 3,021.30/x
  3. Step 3: Cross multiply
    7,704.22x = 11,551.11 × 3,021.30
  4. Step 4: Simplify right side
    7,704.22x = 34,899,368.64
  5. Step 5: Solve for x
    x = 34,899,368.64/7,704.22
  6. Step 6: Final answer
    x = 4,529.90

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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.