Home / 7,471.05-11,204.34-2,539.56

Finding the Fourth Proportional to 7,471.05, 11,204.34 and 2,539.56

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Solution

The fourth proportional to 7,471.05, 11,204.34 and 2,539.56 is: 3,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.05 : 11,204.34 = 2,539.56 : x
  2. Step 2: Convert to fraction form
    7,471.05/11,204.34 = 2,539.56/x
  3. Step 3: Cross multiply
    7,471.05x = 11,204.34 × 2,539.56
  4. Step 4: Simplify right side
    7,471.05x = 28,454,093.69
  5. Step 5: Solve for x
    x = 28,454,093.69/7,471.05
  6. Step 6: Final answer
    x = 3,808.58

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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.