Home / 6,728.30-10,094.07-2,111.30

Finding the Fourth Proportional to 6,728.30, 10,094.07 and 2,111.30

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Solution

The fourth proportional to 6,728.30, 10,094.07 and 2,111.30 is: 3,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.30 : 10,094.07 = 2,111.30 : x
  2. Step 2: Convert to fraction form
    6,728.30/10,094.07 = 2,111.30/x
  3. Step 3: Cross multiply
    6,728.30x = 10,094.07 × 2,111.30
  4. Step 4: Simplify right side
    6,728.30x = 21,311,609.99
  5. Step 5: Solve for x
    x = 21,311,609.99/6,728.30
  6. Step 6: Final answer
    x = 3,167.46

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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.