Home / 6,940.89-10,411.34-2,261.25

Finding the Fourth Proportional to 6,940.89, 10,411.34 and 2,261.25

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Solution

The fourth proportional to 6,940.89, 10,411.34 and 2,261.25 is: 3,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.89 : 10,411.34 = 2,261.25 : x
  2. Step 2: Convert to fraction form
    6,940.89/10,411.34 = 2,261.25/x
  3. Step 3: Cross multiply
    6,940.89x = 10,411.34 × 2,261.25
  4. Step 4: Simplify right side
    6,940.89x = 23,542,631.27
  5. Step 5: Solve for x
    x = 23,542,631.27/6,940.89
  6. Step 6: Final answer
    x = 3,391.88

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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.