Home / 4,138.08-6,202.44-1,671.36

Finding the Fourth Proportional to 4,138.08, 6,202.44 and 1,671.36

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Solution

The fourth proportional to 4,138.08, 6,202.44 and 1,671.36 is: 2,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.08 : 6,202.44 = 1,671.36 : x
  2. Step 2: Convert to fraction form
    4,138.08/6,202.44 = 1,671.36/x
  3. Step 3: Cross multiply
    4,138.08x = 6,202.44 × 1,671.36
  4. Step 4: Simplify right side
    4,138.08x = 10,366,510.12
  5. Step 5: Solve for x
    x = 10,366,510.12/4,138.08
  6. Step 6: Final answer
    x = 2,505.15

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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.