Home / 2,422.14-3,629.43-1,935.06

Finding the Fourth Proportional to 2,422.14, 3,629.43 and 1,935.06

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Solution

The fourth proportional to 2,422.14, 3,629.43 and 1,935.06 is: 2,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.14 : 3,629.43 = 1,935.06 : x
  2. Step 2: Convert to fraction form
    2,422.14/3,629.43 = 1,935.06/x
  3. Step 3: Cross multiply
    2,422.14x = 3,629.43 × 1,935.06
  4. Step 4: Simplify right side
    2,422.14x = 7,023,164.82
  5. Step 5: Solve for x
    x = 7,023,164.82/2,422.14
  6. Step 6: Final answer
    x = 2,899.57

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1.5x scale

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.