Home / 2,975.40-4,462.96-1,414.26

Finding the Fourth Proportional to 2,975.40, 4,462.96 and 1,414.26

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Solution

The fourth proportional to 2,975.40, 4,462.96 and 1,414.26 is: 2,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.40 : 4,462.96 = 1,414.26 : x
  2. Step 2: Convert to fraction form
    2,975.40/4,462.96 = 1,414.26/x
  3. Step 3: Cross multiply
    2,975.40x = 4,462.96 × 1,414.26
  4. Step 4: Simplify right side
    2,975.40x = 6,311,785.81
  5. Step 5: Solve for x
    x = 6,311,785.81/2,975.40
  6. Step 6: Final answer
    x = 2,121.32

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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.