Home / 6,912.33-10,372.13-4,144.56

Finding the Fourth Proportional to 6,912.33, 10,372.13 and 4,144.56

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Solution

The fourth proportional to 6,912.33, 10,372.13 and 4,144.56 is: 6,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.33 : 10,372.13 = 4,144.56 : x
  2. Step 2: Convert to fraction form
    6,912.33/10,372.13 = 4,144.56/x
  3. Step 3: Cross multiply
    6,912.33x = 10,372.13 × 4,144.56
  4. Step 4: Simplify right side
    6,912.33x = 42,987,915.11
  5. Step 5: Solve for x
    x = 42,987,915.11/6,912.33
  6. Step 6: Final answer
    x = 6,219.02

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1.5x scale

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.