Home / 7,420.08-11,127-3,034.44

Finding the Fourth Proportional to 7,420.08, 11,127 and 3,034.44

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Solution

The fourth proportional to 7,420.08, 11,127 and 3,034.44 is: 4,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420.08 : 11,127 = 3,034.44 : x
  2. Step 2: Convert to fraction form
    7,420.08/11,127 = 3,034.44/x
  3. Step 3: Cross multiply
    7,420.08x = 11,127 × 3,034.44
  4. Step 4: Simplify right side
    7,420.08x = 33,764,213.88
  5. Step 5: Solve for x
    x = 33,764,213.88/7,420.08
  6. Step 6: Final answer
    x = 4,550.38

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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.