Home / 1,698.21-2,536.34-1,451.97

Finding the Fourth Proportional to 1,698.21, 2,536.34 and 1,451.97

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Solution

The fourth proportional to 1,698.21, 2,536.34 and 1,451.97 is: 2,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698.21 : 2,536.34 = 1,451.97 : x
  2. Step 2: Convert to fraction form
    1,698.21/2,536.34 = 1,451.97/x
  3. Step 3: Cross multiply
    1,698.21x = 2,536.34 × 1,451.97
  4. Step 4: Simplify right side
    1,698.21x = 3,682,682.33
  5. Step 5: Solve for x
    x = 3,682,682.33/1,698.21
  6. Step 6: Final answer
    x = 2,168.57

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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.