Home / 12,769.93-19,157.97-4,004.85

Finding the Fourth Proportional to 12,769.93, 19,157.97 and 4,004.85

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Solution

The fourth proportional to 12,769.93, 19,157.97 and 4,004.85 is: 6,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.93 : 19,157.97 = 4,004.85 : x
  2. Step 2: Convert to fraction form
    12,769.93/19,157.97 = 4,004.85/x
  3. Step 3: Cross multiply
    12,769.93x = 19,157.97 × 4,004.85
  4. Step 4: Simplify right side
    12,769.93x = 76,724,796.15
  5. Step 5: Solve for x
    x = 76,724,796.15/12,769.93
  6. Step 6: Final answer
    x = 6,008.24

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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.