Home / 6,623.75-9,940.18-2,728.16

Finding the Fourth Proportional to 6,623.75, 9,940.18 and 2,728.16

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Solution

The fourth proportional to 6,623.75, 9,940.18 and 2,728.16 is: 4,094.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.75 : 9,940.18 = 2,728.16 : x
  2. Step 2: Convert to fraction form
    6,623.75/9,940.18 = 2,728.16/x
  3. Step 3: Cross multiply
    6,623.75x = 9,940.18 × 2,728.16
  4. Step 4: Simplify right side
    6,623.75x = 27,118,383.44
  5. Step 5: Solve for x
    x = 27,118,383.44/6,623.75
  6. Step 6: Final answer
    x = 4,094.11

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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.