Home / 6,728.18-10,091.88-2,048.13

Finding the Fourth Proportional to 6,728.18, 10,091.88 and 2,048.13

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Solution

The fourth proportional to 6,728.18, 10,091.88 and 2,048.13 is: 3,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.18 : 10,091.88 = 2,048.13 : x
  2. Step 2: Convert to fraction form
    6,728.18/10,091.88 = 2,048.13/x
  3. Step 3: Cross multiply
    6,728.18x = 10,091.88 × 2,048.13
  4. Step 4: Simplify right side
    6,728.18x = 20,669,482.18
  5. Step 5: Solve for x
    x = 20,669,482.18/6,728.18
  6. Step 6: Final answer
    x = 3,072.08

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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.