Home / 4,747.53-6,550.47-2,756.90

Finding the Fourth Proportional to 4,747.53, 6,550.47 and 2,756.90

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Solution

The fourth proportional to 4,747.53, 6,550.47 and 2,756.90 is: 3,803.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.53 : 6,550.47 = 2,756.90 : x
  2. Step 2: Convert to fraction form
    4,747.53/6,550.47 = 2,756.90/x
  3. Step 3: Cross multiply
    4,747.53x = 6,550.47 × 2,756.90
  4. Step 4: Simplify right side
    4,747.53x = 18,059,007.12
  5. Step 5: Solve for x
    x = 18,059,007.12/4,747.53
  6. Step 6: Final answer
    x = 3,803.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.