Home / 2,943.44-4,061.92-1,617.16

Finding the Fourth Proportional to 2,943.44, 4,061.92 and 1,617.16

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Solution

The fourth proportional to 2,943.44, 4,061.92 and 1,617.16 is: 2,231.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.44 : 4,061.92 = 1,617.16 : x
  2. Step 2: Convert to fraction form
    2,943.44/4,061.92 = 1,617.16/x
  3. Step 3: Cross multiply
    2,943.44x = 4,061.92 × 1,617.16
  4. Step 4: Simplify right side
    2,943.44x = 6,568,774.55
  5. Step 5: Solve for x
    x = 6,568,774.55/2,943.44
  6. Step 6: Final answer
    x = 2,231.67

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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.