Home / 3,720.93-5,585.03-1,383.27

Finding the Fourth Proportional to 3,720.93, 5,585.03 and 1,383.27

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Solution

The fourth proportional to 3,720.93, 5,585.03 and 1,383.27 is: 2,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.93 : 5,585.03 = 1,383.27 : x
  2. Step 2: Convert to fraction form
    3,720.93/5,585.03 = 1,383.27/x
  3. Step 3: Cross multiply
    3,720.93x = 5,585.03 × 1,383.27
  4. Step 4: Simplify right side
    3,720.93x = 7,725,604.45
  5. Step 5: Solve for x
    x = 7,725,604.45/3,720.93
  6. Step 6: Final answer
    x = 2,076.26

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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.