Home / 3,621.98-5,427.73-1,771.00

Finding the Fourth Proportional to 3,621.98, 5,427.73 and 1,771.00

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Solution

The fourth proportional to 3,621.98, 5,427.73 and 1,771.00 is: 2,653.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.98 : 5,427.73 = 1,771.00 : x
  2. Step 2: Convert to fraction form
    3,621.98/5,427.73 = 1,771.00/x
  3. Step 3: Cross multiply
    3,621.98x = 5,427.73 × 1,771.00
  4. Step 4: Simplify right side
    3,621.98x = 9,612,519.04
  5. Step 5: Solve for x
    x = 9,612,519.04/3,621.98
  6. Step 6: Final answer
    x = 2,653.94

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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.