Home / 6,850.40-9,453.44-3,706.56

Finding the Fourth Proportional to 6,850.40, 9,453.44 and 3,706.56

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Solution

The fourth proportional to 6,850.40, 9,453.44 and 3,706.56 is: 5,114.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.40 : 9,453.44 = 3,706.56 : x
  2. Step 2: Convert to fraction form
    6,850.40/9,453.44 = 3,706.56/x
  3. Step 3: Cross multiply
    6,850.40x = 9,453.44 × 3,706.56
  4. Step 4: Simplify right side
    6,850.40x = 35,039,742.57
  5. Step 5: Solve for x
    x = 35,039,742.57/6,850.40
  6. Step 6: Final answer
    x = 5,114.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.