Home / 6,916.34-10,360.71-3,213.54

Finding the Fourth Proportional to 6,916.34, 10,360.71 and 3,213.54

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Solution

The fourth proportional to 6,916.34, 10,360.71 and 3,213.54 is: 4,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.34 : 10,360.71 = 3,213.54 : x
  2. Step 2: Convert to fraction form
    6,916.34/10,360.71 = 3,213.54/x
  3. Step 3: Cross multiply
    6,916.34x = 10,360.71 × 3,213.54
  4. Step 4: Simplify right side
    6,916.34x = 33,294,556.01
  5. Step 5: Solve for x
    x = 33,294,556.01/6,916.34
  6. Step 6: Final answer
    x = 4,813.90

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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.