Home / 2,028.67-2,801.27-1,367.71

Finding the Fourth Proportional to 2,028.67, 2,801.27 and 1,367.71

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Solution

The fourth proportional to 2,028.67, 2,801.27 and 1,367.71 is: 1,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.67 : 2,801.27 = 1,367.71 : x
  2. Step 2: Convert to fraction form
    2,028.67/2,801.27 = 1,367.71/x
  3. Step 3: Cross multiply
    2,028.67x = 2,801.27 × 1,367.71
  4. Step 4: Simplify right side
    2,028.67x = 3,831,324.99
  5. Step 5: Solve for x
    x = 3,831,324.99/2,028.67
  6. Step 6: Final answer
    x = 1,888.59

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1.5x scale

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.