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Finding the Fourth Proportional to 7,304.39, 10,958.19 and 3,406.67

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Solution

The fourth proportional to 7,304.39, 10,958.19 and 3,406.67 is: 5,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304.39 : 10,958.19 = 3,406.67 : x
  2. Step 2: Convert to fraction form
    7,304.39/10,958.19 = 3,406.67/x
  3. Step 3: Cross multiply
    7,304.39x = 10,958.19 × 3,406.67
  4. Step 4: Simplify right side
    7,304.39x = 37,330,882.34
  5. Step 5: Solve for x
    x = 37,330,882.34/7,304.39
  6. Step 6: Final answer
    x = 5,110.75

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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.