Home / 7,965.37-11,960.39-4,274.81

Finding the Fourth Proportional to 7,965.37, 11,960.39 and 4,274.81

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Solution

The fourth proportional to 7,965.37, 11,960.39 and 4,274.81 is: 6,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.37 : 11,960.39 = 4,274.81 : x
  2. Step 2: Convert to fraction form
    7,965.37/11,960.39 = 4,274.81/x
  3. Step 3: Cross multiply
    7,965.37x = 11,960.39 × 4,274.81
  4. Step 4: Simplify right side
    7,965.37x = 51,128,390.51
  5. Step 5: Solve for x
    x = 51,128,390.51/7,965.37
  6. Step 6: Final answer
    x = 6,418.83

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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.