Home / 7,704.36-11,557.26-3,545.52

Finding the Fourth Proportional to 7,704.36, 11,557.26 and 3,545.52

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Solution

The fourth proportional to 7,704.36, 11,557.26 and 3,545.52 is: 5,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.36 : 11,557.26 = 3,545.52 : x
  2. Step 2: Convert to fraction form
    7,704.36/11,557.26 = 3,545.52/x
  3. Step 3: Cross multiply
    7,704.36x = 11,557.26 × 3,545.52
  4. Step 4: Simplify right side
    7,704.36x = 40,976,496.48
  5. Step 5: Solve for x
    x = 40,976,496.48/7,704.36
  6. Step 6: Final answer
    x = 5,318.61

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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.