Home / 1,634.21-2,434.01-1,626.24

Finding the Fourth Proportional to 1,634.21, 2,434.01 and 1,626.24

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Solution

The fourth proportional to 1,634.21, 2,434.01 and 1,626.24 is: 2,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.21 : 2,434.01 = 1,626.24 : x
  2. Step 2: Convert to fraction form
    1,634.21/2,434.01 = 1,626.24/x
  3. Step 3: Cross multiply
    1,634.21x = 2,434.01 × 1,626.24
  4. Step 4: Simplify right side
    1,634.21x = 3,958,282.39
  5. Step 5: Solve for x
    x = 3,958,282.39/1,634.21
  6. Step 6: Final answer
    x = 2,422.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.