Home / 3,982.33-5,973.53-1,383.45

Finding the Fourth Proportional to 3,982.33, 5,973.53 and 1,383.45

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Solution

The fourth proportional to 3,982.33, 5,973.53 and 1,383.45 is: 2,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.33 : 5,973.53 = 1,383.45 : x
  2. Step 2: Convert to fraction form
    3,982.33/5,973.53 = 1,383.45/x
  3. Step 3: Cross multiply
    3,982.33x = 5,973.53 × 1,383.45
  4. Step 4: Simplify right side
    3,982.33x = 8,264,080.08
  5. Step 5: Solve for x
    x = 8,264,080.08/3,982.33
  6. Step 6: Final answer
    x = 2,075.19

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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.