Home / 3,996.88-5,519.18-2,507.36

Finding the Fourth Proportional to 3,996.88, 5,519.18 and 2,507.36

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Solution

The fourth proportional to 3,996.88, 5,519.18 and 2,507.36 is: 3,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.88 : 5,519.18 = 2,507.36 : x
  2. Step 2: Convert to fraction form
    3,996.88/5,519.18 = 2,507.36/x
  3. Step 3: Cross multiply
    3,996.88x = 5,519.18 × 2,507.36
  4. Step 4: Simplify right side
    3,996.88x = 13,838,531.03
  5. Step 5: Solve for x
    x = 13,838,531.03/3,996.88
  6. Step 6: Final answer
    x = 3,462.33

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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.