Home / 3,795.36-5,240.03-2,380.98

Finding the Fourth Proportional to 3,795.36, 5,240.03 and 2,380.98

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Solution

The fourth proportional to 3,795.36, 5,240.03 and 2,380.98 is: 3,287.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.36 : 5,240.03 = 2,380.98 : x
  2. Step 2: Convert to fraction form
    3,795.36/5,240.03 = 2,380.98/x
  3. Step 3: Cross multiply
    3,795.36x = 5,240.03 × 2,380.98
  4. Step 4: Simplify right side
    3,795.36x = 12,476,417.05
  5. Step 5: Solve for x
    x = 12,476,417.05/3,795.36
  6. Step 6: Final answer
    x = 3,287.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.