Home / 3,021.03-4,529.70-2,763.21

Finding the Fourth Proportional to 3,021.03, 4,529.70 and 2,763.21

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Solution

The fourth proportional to 3,021.03, 4,529.70 and 2,763.21 is: 4,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.03 : 4,529.70 = 2,763.21 : x
  2. Step 2: Convert to fraction form
    3,021.03/4,529.70 = 2,763.21/x
  3. Step 3: Cross multiply
    3,021.03x = 4,529.70 × 2,763.21
  4. Step 4: Simplify right side
    3,021.03x = 12,516,489.69
  5. Step 5: Solve for x
    x = 12,516,489.69/3,021.03
  6. Step 6: Final answer
    x = 4,143.12

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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.