Home / 4,021.93-5,550.57-2,320.73

Finding the Fourth Proportional to 4,021.93, 5,550.57 and 2,320.73

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Solution

The fourth proportional to 4,021.93, 5,550.57 and 2,320.73 is: 3,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.93 : 5,550.57 = 2,320.73 : x
  2. Step 2: Convert to fraction form
    4,021.93/5,550.57 = 2,320.73/x
  3. Step 3: Cross multiply
    4,021.93x = 5,550.57 × 2,320.73
  4. Step 4: Simplify right side
    4,021.93x = 12,881,392.07
  5. Step 5: Solve for x
    x = 12,881,392.07/4,021.93
  6. Step 6: Final answer
    x = 3,202.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.