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Finding the Fourth Proportional to 3,661.04, 5,051.80 and 2,067.58

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Solution

The fourth proportional to 3,661.04, 5,051.80 and 2,067.58 is: 2,853.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.04 : 5,051.80 = 2,067.58 : x
  2. Step 2: Convert to fraction form
    3,661.04/5,051.80 = 2,067.58/x
  3. Step 3: Cross multiply
    3,661.04x = 5,051.80 × 2,067.58
  4. Step 4: Simplify right side
    3,661.04x = 10,445,000.64
  5. Step 5: Solve for x
    x = 10,445,000.64/3,661.04
  6. Step 6: Final answer
    x = 2,853.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.