Home / 4,937.80-6,811-3,049.96

Finding the Fourth Proportional to 4,937.80, 6,811 and 3,049.96

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Solution

The fourth proportional to 4,937.80, 6,811 and 3,049.96 is: 4,206.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.80 : 6,811 = 3,049.96 : x
  2. Step 2: Convert to fraction form
    4,937.80/6,811 = 3,049.96/x
  3. Step 3: Cross multiply
    4,937.80x = 6,811 × 3,049.96
  4. Step 4: Simplify right side
    4,937.80x = 20,773,277.56
  5. Step 5: Solve for x
    x = 20,773,277.56/4,937.80
  6. Step 6: Final answer
    x = 4,206.99

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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.