Home / 4,620.46-6,923.56-3,137.75

Finding the Fourth Proportional to 4,620.46, 6,923.56 and 3,137.75

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Solution

The fourth proportional to 4,620.46, 6,923.56 and 3,137.75 is: 4,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.46 : 6,923.56 = 3,137.75 : x
  2. Step 2: Convert to fraction form
    4,620.46/6,923.56 = 3,137.75/x
  3. Step 3: Cross multiply
    4,620.46x = 6,923.56 × 3,137.75
  4. Step 4: Simplify right side
    4,620.46x = 21,724,400.39
  5. Step 5: Solve for x
    x = 21,724,400.39/4,620.46
  6. Step 6: Final answer
    x = 4,701.78

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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.