Home / 7,519.06-11,279.22-2,586.70

Finding the Fourth Proportional to 7,519.06, 11,279.22 and 2,586.70

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Solution

The fourth proportional to 7,519.06, 11,279.22 and 2,586.70 is: 3,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.06 : 11,279.22 = 2,586.70 : x
  2. Step 2: Convert to fraction form
    7,519.06/11,279.22 = 2,586.70/x
  3. Step 3: Cross multiply
    7,519.06x = 11,279.22 × 2,586.70
  4. Step 4: Simplify right side
    7,519.06x = 29,175,958.37
  5. Step 5: Solve for x
    x = 29,175,958.37/7,519.06
  6. Step 6: Final answer
    x = 3,880.27

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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.