Home / 3,858.19-5,784.03-1,636.93

Finding the Fourth Proportional to 3,858.19, 5,784.03 and 1,636.93

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Solution

The fourth proportional to 3,858.19, 5,784.03 and 1,636.93 is: 2,454.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.19 : 5,784.03 = 1,636.93 : x
  2. Step 2: Convert to fraction form
    3,858.19/5,784.03 = 1,636.93/x
  3. Step 3: Cross multiply
    3,858.19x = 5,784.03 × 1,636.93
  4. Step 4: Simplify right side
    3,858.19x = 9,468,052.23
  5. Step 5: Solve for x
    x = 9,468,052.23/3,858.19
  6. Step 6: Final answer
    x = 2,454.01

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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.