Home / 7,523.46-11,286.50-3,143.99

Finding the Fourth Proportional to 7,523.46, 11,286.50 and 3,143.99

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Solution

The fourth proportional to 7,523.46, 11,286.50 and 3,143.99 is: 4,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.46 : 11,286.50 = 3,143.99 : x
  2. Step 2: Convert to fraction form
    7,523.46/11,286.50 = 3,143.99/x
  3. Step 3: Cross multiply
    7,523.46x = 11,286.50 × 3,143.99
  4. Step 4: Simplify right side
    7,523.46x = 35,484,643.14
  5. Step 5: Solve for x
    x = 35,484,643.14/7,523.46
  6. Step 6: Final answer
    x = 4,716.53

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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.