Home / 7,289.34-10,932.83-2,608.47

Finding the Fourth Proportional to 7,289.34, 10,932.83 and 2,608.47

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Solution

The fourth proportional to 7,289.34, 10,932.83 and 2,608.47 is: 3,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.34 : 10,932.83 = 2,608.47 : x
  2. Step 2: Convert to fraction form
    7,289.34/10,932.83 = 2,608.47/x
  3. Step 3: Cross multiply
    7,289.34x = 10,932.83 × 2,608.47
  4. Step 4: Simplify right side
    7,289.34x = 28,518,006.59
  5. Step 5: Solve for x
    x = 28,518,006.59/7,289.34
  6. Step 6: Final answer
    x = 3,912.29

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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.