Home / 2,622-3,618.57-1,837.92

Finding the Fourth Proportional to 2,622, 3,618.57 and 1,837.92

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Solution

The fourth proportional to 2,622, 3,618.57 and 1,837.92 is: 2,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622 : 3,618.57 = 1,837.92 : x
  2. Step 2: Convert to fraction form
    2,622/3,618.57 = 1,837.92/x
  3. Step 3: Cross multiply
    2,622x = 3,618.57 × 1,837.92
  4. Step 4: Simplify right side
    2,622x = 6,650,642.17
  5. Step 5: Solve for x
    x = 6,650,642.17/2,622
  6. Step 6: Final answer
    x = 2,536.48

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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.