Home / 7,311.27-10,967.82-2,379.59

Finding the Fourth Proportional to 7,311.27, 10,967.82 and 2,379.59

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Solution

The fourth proportional to 7,311.27, 10,967.82 and 2,379.59 is: 3,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311.27 : 10,967.82 = 2,379.59 : x
  2. Step 2: Convert to fraction form
    7,311.27/10,967.82 = 2,379.59/x
  3. Step 3: Cross multiply
    7,311.27x = 10,967.82 × 2,379.59
  4. Step 4: Simplify right side
    7,311.27x = 26,098,848.06
  5. Step 5: Solve for x
    x = 26,098,848.06/7,311.27
  6. Step 6: Final answer
    x = 3,569.67

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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.