Home / 3,040.88-4,559.50-1,189.79

Finding the Fourth Proportional to 3,040.88, 4,559.50 and 1,189.79

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Solution

The fourth proportional to 3,040.88, 4,559.50 and 1,189.79 is: 1,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.88 : 4,559.50 = 1,189.79 : x
  2. Step 2: Convert to fraction form
    3,040.88/4,559.50 = 1,189.79/x
  3. Step 3: Cross multiply
    3,040.88x = 4,559.50 × 1,189.79
  4. Step 4: Simplify right side
    3,040.88x = 5,424,855.93
  5. Step 5: Solve for x
    x = 5,424,855.93/3,040.88
  6. Step 6: Final answer
    x = 1,783.97

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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.