Home / 10,208.34-15,313.88-3,634.58

Finding the Fourth Proportional to 10,208.34, 15,313.88 and 3,634.58

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Solution

The fourth proportional to 10,208.34, 15,313.88 and 3,634.58 is: 5,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.34 : 15,313.88 = 3,634.58 : x
  2. Step 2: Convert to fraction form
    10,208.34/15,313.88 = 3,634.58/x
  3. Step 3: Cross multiply
    10,208.34x = 15,313.88 × 3,634.58
  4. Step 4: Simplify right side
    10,208.34x = 55,659,503.80
  5. Step 5: Solve for x
    x = 55,659,503.80/10,208.34
  6. Step 6: Final answer
    x = 5,452.36

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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.