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Finding the Fourth Proportional to 6,888.80, 10,333.22 and 1,694.67

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Solution

The fourth proportional to 6,888.80, 10,333.22 and 1,694.67 is: 2,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.80 : 10,333.22 = 1,694.67 : x
  2. Step 2: Convert to fraction form
    6,888.80/10,333.22 = 1,694.67/x
  3. Step 3: Cross multiply
    6,888.80x = 10,333.22 × 1,694.67
  4. Step 4: Simplify right side
    6,888.80x = 17,511,418.37
  5. Step 5: Solve for x
    x = 17,511,418.37/6,888.80
  6. Step 6: Final answer
    x = 2,542.01

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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.