Home / 6,935.51-9,571.25-3,951.81

Finding the Fourth Proportional to 6,935.51, 9,571.25 and 3,951.81

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Solution

The fourth proportional to 6,935.51, 9,571.25 and 3,951.81 is: 5,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.51 : 9,571.25 = 3,951.81 : x
  2. Step 2: Convert to fraction form
    6,935.51/9,571.25 = 3,951.81/x
  3. Step 3: Cross multiply
    6,935.51x = 9,571.25 × 3,951.81
  4. Step 4: Simplify right side
    6,935.51x = 37,823,741.70
  5. Step 5: Solve for x
    x = 37,823,741.70/6,935.51
  6. Step 6: Final answer
    x = 5,453.64

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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.