Home / 6,958.91-10,438.47-2,028.81

Finding the Fourth Proportional to 6,958.91, 10,438.47 and 2,028.81

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Solution

The fourth proportional to 6,958.91, 10,438.47 and 2,028.81 is: 3,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.91 : 10,438.47 = 2,028.81 : x
  2. Step 2: Convert to fraction form
    6,958.91/10,438.47 = 2,028.81/x
  3. Step 3: Cross multiply
    6,958.91x = 10,438.47 × 2,028.81
  4. Step 4: Simplify right side
    6,958.91x = 21,177,672.32
  5. Step 5: Solve for x
    x = 21,177,672.32/6,958.91
  6. Step 6: Final answer
    x = 3,043.25

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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.