Home / 1,934.54-2,669.71-1,137.92

Finding the Fourth Proportional to 1,934.54, 2,669.71 and 1,137.92

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Solution

The fourth proportional to 1,934.54, 2,669.71 and 1,137.92 is: 1,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.54 : 2,669.71 = 1,137.92 : x
  2. Step 2: Convert to fraction form
    1,934.54/2,669.71 = 1,137.92/x
  3. Step 3: Cross multiply
    1,934.54x = 2,669.71 × 1,137.92
  4. Step 4: Simplify right side
    1,934.54x = 3,037,912.57
  5. Step 5: Solve for x
    x = 3,037,912.57/1,934.54
  6. Step 6: Final answer
    x = 1,570.36

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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.