Home / 6,868.89-10,308.51-2,709.99

Finding the Fourth Proportional to 6,868.89, 10,308.51 and 2,709.99

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Solution

The fourth proportional to 6,868.89, 10,308.51 and 2,709.99 is: 4,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.89 : 10,308.51 = 2,709.99 : x
  2. Step 2: Convert to fraction form
    6,868.89/10,308.51 = 2,709.99/x
  3. Step 3: Cross multiply
    6,868.89x = 10,308.51 × 2,709.99
  4. Step 4: Simplify right side
    6,868.89x = 27,935,959.01
  5. Step 5: Solve for x
    x = 27,935,959.01/6,868.89
  6. Step 6: Final answer
    x = 4,067.03

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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.