Home / 8,715.94-13,069.27-3,450.73

Finding the Fourth Proportional to 8,715.94, 13,069.27 and 3,450.73

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Solution

The fourth proportional to 8,715.94, 13,069.27 and 3,450.73 is: 5,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.94 : 13,069.27 = 3,450.73 : x
  2. Step 2: Convert to fraction form
    8,715.94/13,069.27 = 3,450.73/x
  3. Step 3: Cross multiply
    8,715.94x = 13,069.27 × 3,450.73
  4. Step 4: Simplify right side
    8,715.94x = 45,098,522.07
  5. Step 5: Solve for x
    x = 45,098,522.07/8,715.94
  6. Step 6: Final answer
    x = 5,174.26

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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.