Home / 4,638.50-6,940.37-2,757.51

Finding the Fourth Proportional to 4,638.50, 6,940.37 and 2,757.51

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Solution

The fourth proportional to 4,638.50, 6,940.37 and 2,757.51 is: 4,125.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.50 : 6,940.37 = 2,757.51 : x
  2. Step 2: Convert to fraction form
    4,638.50/6,940.37 = 2,757.51/x
  3. Step 3: Cross multiply
    4,638.50x = 6,940.37 × 2,757.51
  4. Step 4: Simplify right side
    4,638.50x = 19,138,125.89
  5. Step 5: Solve for x
    x = 19,138,125.89/4,638.50
  6. Step 6: Final answer
    x = 4,125.93

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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.