Home / 2,246.81-3,370.14-2,111.54

Finding the Fourth Proportional to 2,246.81, 3,370.14 and 2,111.54

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Solution

The fourth proportional to 2,246.81, 3,370.14 and 2,111.54 is: 3,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.81 : 3,370.14 = 2,111.54 : x
  2. Step 2: Convert to fraction form
    2,246.81/3,370.14 = 2,111.54/x
  3. Step 3: Cross multiply
    2,246.81x = 3,370.14 × 2,111.54
  4. Step 4: Simplify right side
    2,246.81x = 7,116,168.56
  5. Step 5: Solve for x
    x = 7,116,168.56/2,246.81
  6. Step 6: Final answer
    x = 3,167.24

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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.