Home / 7,539.30-11,314.14-3,383.96

Finding the Fourth Proportional to 7,539.30, 11,314.14 and 3,383.96

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Solution

The fourth proportional to 7,539.30, 11,314.14 and 3,383.96 is: 5,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.30 : 11,314.14 = 3,383.96 : x
  2. Step 2: Convert to fraction form
    7,539.30/11,314.14 = 3,383.96/x
  3. Step 3: Cross multiply
    7,539.30x = 11,314.14 × 3,383.96
  4. Step 4: Simplify right side
    7,539.30x = 38,286,540.62
  5. Step 5: Solve for x
    x = 38,286,540.62/7,539.30
  6. Step 6: Final answer
    x = 5,078.26

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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.