Home / 6,715.96-10,072.38-2,556.46

Finding the Fourth Proportional to 6,715.96, 10,072.38 and 2,556.46

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Solution

The fourth proportional to 6,715.96, 10,072.38 and 2,556.46 is: 3,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.96 : 10,072.38 = 2,556.46 : x
  2. Step 2: Convert to fraction form
    6,715.96/10,072.38 = 2,556.46/x
  3. Step 3: Cross multiply
    6,715.96x = 10,072.38 × 2,556.46
  4. Step 4: Simplify right side
    6,715.96x = 25,749,636.57
  5. Step 5: Solve for x
    x = 25,749,636.57/6,715.96
  6. Step 6: Final answer
    x = 3,834.10

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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.