Home / 3,519.34-5,274.87-1,436.96

Finding the Fourth Proportional to 3,519.34, 5,274.87 and 1,436.96

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Solution

The fourth proportional to 3,519.34, 5,274.87 and 1,436.96 is: 2,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.34 : 5,274.87 = 1,436.96 : x
  2. Step 2: Convert to fraction form
    3,519.34/5,274.87 = 1,436.96/x
  3. Step 3: Cross multiply
    3,519.34x = 5,274.87 × 1,436.96
  4. Step 4: Simplify right side
    3,519.34x = 7,579,777.20
  5. Step 5: Solve for x
    x = 7,579,777.20/3,519.34
  6. Step 6: Final answer
    x = 2,153.75

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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.