Home / 3,912.49-5,858.40-2,743.93

Finding the Fourth Proportional to 3,912.49, 5,858.40 and 2,743.93

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Solution

The fourth proportional to 3,912.49, 5,858.40 and 2,743.93 is: 4,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.49 : 5,858.40 = 2,743.93 : x
  2. Step 2: Convert to fraction form
    3,912.49/5,858.40 = 2,743.93/x
  3. Step 3: Cross multiply
    3,912.49x = 5,858.40 × 2,743.93
  4. Step 4: Simplify right side
    3,912.49x = 16,075,039.51
  5. Step 5: Solve for x
    x = 16,075,039.51/3,912.49
  6. Step 6: Final answer
    x = 4,108.65

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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.