Home / 3,484.94-5,220.58-2,021.02

Finding the Fourth Proportional to 3,484.94, 5,220.58 and 2,021.02

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Solution

The fourth proportional to 3,484.94, 5,220.58 and 2,021.02 is: 3,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.94 : 5,220.58 = 2,021.02 : x
  2. Step 2: Convert to fraction form
    3,484.94/5,220.58 = 2,021.02/x
  3. Step 3: Cross multiply
    3,484.94x = 5,220.58 × 2,021.02
  4. Step 4: Simplify right side
    3,484.94x = 10,550,860.38
  5. Step 5: Solve for x
    x = 10,550,860.38/3,484.94
  6. Step 6: Final answer
    x = 3,027.56

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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.