Home / 4,949.86-7,425.02-2,756.94

Finding the Fourth Proportional to 4,949.86, 7,425.02 and 2,756.94

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Solution

The fourth proportional to 4,949.86, 7,425.02 and 2,756.94 is: 4,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.86 : 7,425.02 = 2,756.94 : x
  2. Step 2: Convert to fraction form
    4,949.86/7,425.02 = 2,756.94/x
  3. Step 3: Cross multiply
    4,949.86x = 7,425.02 × 2,756.94
  4. Step 4: Simplify right side
    4,949.86x = 20,470,334.64
  5. Step 5: Solve for x
    x = 20,470,334.64/4,949.86
  6. Step 6: Final answer
    x = 4,135.54

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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.