Home / 5,260.73-7,901.60-3,289.86

Finding the Fourth Proportional to 5,260.73, 7,901.60 and 3,289.86

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Solution

The fourth proportional to 5,260.73, 7,901.60 and 3,289.86 is: 4,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.73 : 7,901.60 = 3,289.86 : x
  2. Step 2: Convert to fraction form
    5,260.73/7,901.60 = 3,289.86/x
  3. Step 3: Cross multiply
    5,260.73x = 7,901.60 × 3,289.86
  4. Step 4: Simplify right side
    5,260.73x = 25,995,157.78
  5. Step 5: Solve for x
    x = 25,995,157.78/5,260.73
  6. Step 6: Final answer
    x = 4,941.36

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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.