Home / 3,599.82-5,399.37-1,259.39

Finding the Fourth Proportional to 3,599.82, 5,399.37 and 1,259.39

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Solution

The fourth proportional to 3,599.82, 5,399.37 and 1,259.39 is: 1,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.82 : 5,399.37 = 1,259.39 : x
  2. Step 2: Convert to fraction form
    3,599.82/5,399.37 = 1,259.39/x
  3. Step 3: Cross multiply
    3,599.82x = 5,399.37 × 1,259.39
  4. Step 4: Simplify right side
    3,599.82x = 6,799,912.58
  5. Step 5: Solve for x
    x = 6,799,912.58/3,599.82
  6. Step 6: Final answer
    x = 1,888.96

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1.5x scale

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.