Home / 3,656.22-5,483.81-1,191.08

Finding the Fourth Proportional to 3,656.22, 5,483.81 and 1,191.08

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Solution

The fourth proportional to 3,656.22, 5,483.81 and 1,191.08 is: 1,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.22 : 5,483.81 = 1,191.08 : x
  2. Step 2: Convert to fraction form
    3,656.22/5,483.81 = 1,191.08/x
  3. Step 3: Cross multiply
    3,656.22x = 5,483.81 × 1,191.08
  4. Step 4: Simplify right side
    3,656.22x = 6,531,631.97
  5. Step 5: Solve for x
    x = 6,531,631.97/3,656.22
  6. Step 6: Final answer
    x = 1,786.44

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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.