Home / 2,246.67-3,100.68-1,362.78

Finding the Fourth Proportional to 2,246.67, 3,100.68 and 1,362.78

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Solution

The fourth proportional to 2,246.67, 3,100.68 and 1,362.78 is: 1,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.67 : 3,100.68 = 1,362.78 : x
  2. Step 2: Convert to fraction form
    2,246.67/3,100.68 = 1,362.78/x
  3. Step 3: Cross multiply
    2,246.67x = 3,100.68 × 1,362.78
  4. Step 4: Simplify right side
    2,246.67x = 4,225,544.69
  5. Step 5: Solve for x
    x = 4,225,544.69/2,246.67
  6. Step 6: Final answer
    x = 1,880.80

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