Home / 1,938.44-2,674.18-1,110.44

Finding the Fourth Proportional to 1,938.44, 2,674.18 and 1,110.44

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Solution

The fourth proportional to 1,938.44, 2,674.18 and 1,110.44 is: 1,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938.44 : 2,674.18 = 1,110.44 : x
  2. Step 2: Convert to fraction form
    1,938.44/2,674.18 = 1,110.44/x
  3. Step 3: Cross multiply
    1,938.44x = 2,674.18 × 1,110.44
  4. Step 4: Simplify right side
    1,938.44x = 2,969,516.44
  5. Step 5: Solve for x
    x = 2,969,516.44/1,938.44
  6. Step 6: Final answer
    x = 1,531.91

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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.