Home / 1,845.06-2,778.33-1,361.49

Finding the Fourth Proportional to 1,845.06, 2,778.33 and 1,361.49

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Solution

The fourth proportional to 1,845.06, 2,778.33 and 1,361.49 is: 2,050.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.06 : 2,778.33 = 1,361.49 : x
  2. Step 2: Convert to fraction form
    1,845.06/2,778.33 = 1,361.49/x
  3. Step 3: Cross multiply
    1,845.06x = 2,778.33 × 1,361.49
  4. Step 4: Simplify right side
    1,845.06x = 3,782,668.51
  5. Step 5: Solve for x
    x = 3,782,668.51/1,845.06
  6. Step 6: Final answer
    x = 2,050.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.