Home / 9,029.58-13,538.21-3,481.43

Finding the Fourth Proportional to 9,029.58, 13,538.21 and 3,481.43

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Solution

The fourth proportional to 9,029.58, 13,538.21 and 3,481.43 is: 5,219.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.58 : 13,538.21 = 3,481.43 : x
  2. Step 2: Convert to fraction form
    9,029.58/13,538.21 = 3,481.43/x
  3. Step 3: Cross multiply
    9,029.58x = 13,538.21 × 3,481.43
  4. Step 4: Simplify right side
    9,029.58x = 47,132,350.87
  5. Step 5: Solve for x
    x = 47,132,350.87/9,029.58
  6. Step 6: Final answer
    x = 5,219.77

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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.