Home / 4,845.18-7,260.80-2,760.86

Finding the Fourth Proportional to 4,845.18, 7,260.80 and 2,760.86

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Solution

The fourth proportional to 4,845.18, 7,260.80 and 2,760.86 is: 4,137.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.18 : 7,260.80 = 2,760.86 : x
  2. Step 2: Convert to fraction form
    4,845.18/7,260.80 = 2,760.86/x
  3. Step 3: Cross multiply
    4,845.18x = 7,260.80 × 2,760.86
  4. Step 4: Simplify right side
    4,845.18x = 20,046,052.29
  5. Step 5: Solve for x
    x = 20,046,052.29/4,845.18
  6. Step 6: Final answer
    x = 4,137.32

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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.