Home / 6,728.76-10,093.18-2,111.76

Finding the Fourth Proportional to 6,728.76, 10,093.18 and 2,111.76

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Solution

The fourth proportional to 6,728.76, 10,093.18 and 2,111.76 is: 3,167.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.76 : 10,093.18 = 2,111.76 : x
  2. Step 2: Convert to fraction form
    6,728.76/10,093.18 = 2,111.76/x
  3. Step 3: Cross multiply
    6,728.76x = 10,093.18 × 2,111.76
  4. Step 4: Simplify right side
    6,728.76x = 21,314,373.80
  5. Step 5: Solve for x
    x = 21,314,373.80/6,728.76
  6. Step 6: Final answer
    x = 3,167.65

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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.