Home / 7,610.53-11,419.44-3,451.81

Finding the Fourth Proportional to 7,610.53, 11,419.44 and 3,451.81

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Solution

The fourth proportional to 7,610.53, 11,419.44 and 3,451.81 is: 5,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.53 : 11,419.44 = 3,451.81 : x
  2. Step 2: Convert to fraction form
    7,610.53/11,419.44 = 3,451.81/x
  3. Step 3: Cross multiply
    7,610.53x = 11,419.44 × 3,451.81
  4. Step 4: Simplify right side
    7,610.53x = 39,417,737.19
  5. Step 5: Solve for x
    x = 39,417,737.19/7,610.53
  6. Step 6: Final answer
    x = 5,179.37

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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.