Home / 3,901.36-5,379.82-2,573.36

Finding the Fourth Proportional to 3,901.36, 5,379.82 and 2,573.36

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Solution

The fourth proportional to 3,901.36, 5,379.82 and 2,573.36 is: 3,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.36 : 5,379.82 = 2,573.36 : x
  2. Step 2: Convert to fraction form
    3,901.36/5,379.82 = 2,573.36/x
  3. Step 3: Cross multiply
    3,901.36x = 5,379.82 × 2,573.36
  4. Step 4: Simplify right side
    3,901.36x = 13,844,213.60
  5. Step 5: Solve for x
    x = 13,844,213.60/3,901.36
  6. Step 6: Final answer
    x = 3,548.56

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1.5x scale

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.