Home / 3,383.19-5,072.36-1,434.33

Finding the Fourth Proportional to 3,383.19, 5,072.36 and 1,434.33

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Solution

The fourth proportional to 3,383.19, 5,072.36 and 1,434.33 is: 2,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.19 : 5,072.36 = 1,434.33 : x
  2. Step 2: Convert to fraction form
    3,383.19/5,072.36 = 1,434.33/x
  3. Step 3: Cross multiply
    3,383.19x = 5,072.36 × 1,434.33
  4. Step 4: Simplify right side
    3,383.19x = 7,275,430.95
  5. Step 5: Solve for x
    x = 7,275,430.95/3,383.19
  6. Step 6: Final answer
    x = 2,150.46

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1.5x scale

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.