Home / 2,622.44-3,619.30-1,574.44

Finding the Fourth Proportional to 2,622.44, 3,619.30 and 1,574.44

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Solution

The fourth proportional to 2,622.44, 3,619.30 and 1,574.44 is: 2,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.44 : 3,619.30 = 1,574.44 : x
  2. Step 2: Convert to fraction form
    2,622.44/3,619.30 = 1,574.44/x
  3. Step 3: Cross multiply
    2,622.44x = 3,619.30 × 1,574.44
  4. Step 4: Simplify right side
    2,622.44x = 5,698,370.69
  5. Step 5: Solve for x
    x = 5,698,370.69/2,622.44
  6. Step 6: Final answer
    x = 2,172.93

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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.