Home / 2,846.06-3,923.66-1,902.05

Finding the Fourth Proportional to 2,846.06, 3,923.66 and 1,902.05

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Solution

The fourth proportional to 2,846.06, 3,923.66 and 1,902.05 is: 2,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.06 : 3,923.66 = 1,902.05 : x
  2. Step 2: Convert to fraction form
    2,846.06/3,923.66 = 1,902.05/x
  3. Step 3: Cross multiply
    2,846.06x = 3,923.66 × 1,902.05
  4. Step 4: Simplify right side
    2,846.06x = 7,462,987.99
  5. Step 5: Solve for x
    x = 7,462,987.99/2,846.06
  6. Step 6: Final answer
    x = 2,622.22

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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.