Home / 4,286.94-6,415.83-3,317.37

Finding the Fourth Proportional to 4,286.94, 6,415.83 and 3,317.37

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Solution

The fourth proportional to 4,286.94, 6,415.83 and 3,317.37 is: 4,964.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.94 : 6,415.83 = 3,317.37 : x
  2. Step 2: Convert to fraction form
    4,286.94/6,415.83 = 3,317.37/x
  3. Step 3: Cross multiply
    4,286.94x = 6,415.83 × 3,317.37
  4. Step 4: Simplify right side
    4,286.94x = 21,283,681.97
  5. Step 5: Solve for x
    x = 21,283,681.97/4,286.94
  6. Step 6: Final answer
    x = 4,964.77

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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.