Home / 7,958.34-11,933.39-4,212.15

Finding the Fourth Proportional to 7,958.34, 11,933.39 and 4,212.15

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Solution

The fourth proportional to 7,958.34, 11,933.39 and 4,212.15 is: 6,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,958.34 : 11,933.39 = 4,212.15 : x
  2. Step 2: Convert to fraction form
    7,958.34/11,933.39 = 4,212.15/x
  3. Step 3: Cross multiply
    7,958.34x = 11,933.39 × 4,212.15
  4. Step 4: Simplify right side
    7,958.34x = 50,265,207.63
  5. Step 5: Solve for x
    x = 50,265,207.63/7,958.34
  6. Step 6: Final answer
    x = 6,316.04

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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.