Home / 7,526.96-11,284.97-3,145.67

Finding the Fourth Proportional to 7,526.96, 11,284.97 and 3,145.67

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Solution

The fourth proportional to 7,526.96, 11,284.97 and 3,145.67 is: 4,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.96 : 11,284.97 = 3,145.67 : x
  2. Step 2: Convert to fraction form
    7,526.96/11,284.97 = 3,145.67/x
  3. Step 3: Cross multiply
    7,526.96x = 11,284.97 × 3,145.67
  4. Step 4: Simplify right side
    7,526.96x = 35,498,719.43
  5. Step 5: Solve for x
    x = 35,498,719.43/7,526.96
  6. Step 6: Final answer
    x = 4,716.21

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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.