Home / 10,346.44-15,515.88-3,770.68

Finding the Fourth Proportional to 10,346.44, 15,515.88 and 3,770.68

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Solution

The fourth proportional to 10,346.44, 15,515.88 and 3,770.68 is: 5,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.44 : 15,515.88 = 3,770.68 : x
  2. Step 2: Convert to fraction form
    10,346.44/15,515.88 = 3,770.68/x
  3. Step 3: Cross multiply
    10,346.44x = 15,515.88 × 3,770.68
  4. Step 4: Simplify right side
    10,346.44x = 58,505,418.40
  5. Step 5: Solve for x
    x = 58,505,418.40/10,346.44
  6. Step 6: Final answer
    x = 5,654.64

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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.