Home / 2,622.66-3,619.14-1,443.54

Finding the Fourth Proportional to 2,622.66, 3,619.14 and 1,443.54

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Solution

The fourth proportional to 2,622.66, 3,619.14 and 1,443.54 is: 1,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.66 : 3,619.14 = 1,443.54 : x
  2. Step 2: Convert to fraction form
    2,622.66/3,619.14 = 1,443.54/x
  3. Step 3: Cross multiply
    2,622.66x = 3,619.14 × 1,443.54
  4. Step 4: Simplify right side
    2,622.66x = 5,224,373.36
  5. Step 5: Solve for x
    x = 5,224,373.36/2,622.66
  6. Step 6: Final answer
    x = 1,992.01

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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.