Home / 6,769.80-10,157.16-3,069.18

Finding the Fourth Proportional to 6,769.80, 10,157.16 and 3,069.18

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Solution

The fourth proportional to 6,769.80, 10,157.16 and 3,069.18 is: 4,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.80 : 10,157.16 = 3,069.18 : x
  2. Step 2: Convert to fraction form
    6,769.80/10,157.16 = 3,069.18/x
  3. Step 3: Cross multiply
    6,769.80x = 10,157.16 × 3,069.18
  4. Step 4: Simplify right side
    6,769.80x = 31,174,152.33
  5. Step 5: Solve for x
    x = 31,174,152.33/6,769.80
  6. Step 6: Final answer
    x = 4,604.89

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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.