Home / 4,138.93-6,208.40-2,677.29

Finding the Fourth Proportional to 4,138.93, 6,208.40 and 2,677.29

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Solution

The fourth proportional to 4,138.93, 6,208.40 and 2,677.29 is: 4,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.93 : 6,208.40 = 2,677.29 : x
  2. Step 2: Convert to fraction form
    4,138.93/6,208.40 = 2,677.29/x
  3. Step 3: Cross multiply
    4,138.93x = 6,208.40 × 2,677.29
  4. Step 4: Simplify right side
    4,138.93x = 16,621,687.24
  5. Step 5: Solve for x
    x = 16,621,687.24/4,138.93
  6. Step 6: Final answer
    x = 4,015.94

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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.