Home / 3,020.46-4,529.22-1,771.39

Finding the Fourth Proportional to 3,020.46, 4,529.22 and 1,771.39

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Solution

The fourth proportional to 3,020.46, 4,529.22 and 1,771.39 is: 2,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.46 : 4,529.22 = 1,771.39 : x
  2. Step 2: Convert to fraction form
    3,020.46/4,529.22 = 1,771.39/x
  3. Step 3: Cross multiply
    3,020.46x = 4,529.22 × 1,771.39
  4. Step 4: Simplify right side
    3,020.46x = 8,023,015.02
  5. Step 5: Solve for x
    x = 8,023,015.02/3,020.46
  6. Step 6: Final answer
    x = 2,656.22

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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.