Home / 9,074.54-13,615.29-3,531.78

Finding the Fourth Proportional to 9,074.54, 13,615.29 and 3,531.78

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Solution

The fourth proportional to 9,074.54, 13,615.29 and 3,531.78 is: 5,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.54 : 13,615.29 = 3,531.78 : x
  2. Step 2: Convert to fraction form
    9,074.54/13,615.29 = 3,531.78/x
  3. Step 3: Cross multiply
    9,074.54x = 13,615.29 × 3,531.78
  4. Step 4: Simplify right side
    9,074.54x = 48,086,208.92
  5. Step 5: Solve for x
    x = 48,086,208.92/9,074.54
  6. Step 6: Final answer
    x = 5,299.03

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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.