Home / 7,078.26-10,613.28-2,396.70

Finding the Fourth Proportional to 7,078.26, 10,613.28 and 2,396.70

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Solution

The fourth proportional to 7,078.26, 10,613.28 and 2,396.70 is: 3,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.26 : 10,613.28 = 2,396.70 : x
  2. Step 2: Convert to fraction form
    7,078.26/10,613.28 = 2,396.70/x
  3. Step 3: Cross multiply
    7,078.26x = 10,613.28 × 2,396.70
  4. Step 4: Simplify right side
    7,078.26x = 25,436,896.96
  5. Step 5: Solve for x
    x = 25,436,896.96/7,078.26
  6. Step 6: Final answer
    x = 3,593.67

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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.