Home / 6,623.88-9,937.20-2,728.56

Finding the Fourth Proportional to 6,623.88, 9,937.20 and 2,728.56

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Solution

The fourth proportional to 6,623.88, 9,937.20 and 2,728.56 is: 4,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.88 : 9,937.20 = 2,728.56 : x
  2. Step 2: Convert to fraction form
    6,623.88/9,937.20 = 2,728.56/x
  3. Step 3: Cross multiply
    6,623.88x = 9,937.20 × 2,728.56
  4. Step 4: Simplify right side
    6,623.88x = 27,114,246.43
  5. Step 5: Solve for x
    x = 27,114,246.43/6,623.88
  6. Step 6: Final answer
    x = 4,093.41

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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.