Home / 3,021.40-4,529.67-1,074.97

Finding the Fourth Proportional to 3,021.40, 4,529.67 and 1,074.97

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Solution

The fourth proportional to 3,021.40, 4,529.67 and 1,074.97 is: 1,611.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.40 : 4,529.67 = 1,074.97 : x
  2. Step 2: Convert to fraction form
    3,021.40/4,529.67 = 1,074.97/x
  3. Step 3: Cross multiply
    3,021.40x = 4,529.67 × 1,074.97
  4. Step 4: Simplify right side
    3,021.40x = 4,869,259.36
  5. Step 5: Solve for x
    x = 4,869,259.36/3,021.40
  6. Step 6: Final answer
    x = 1,611.59

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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.