Home / 1,940.19-2,907.97-1,352.01

Finding the Fourth Proportional to 1,940.19, 2,907.97 and 1,352.01

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Solution

The fourth proportional to 1,940.19, 2,907.97 and 1,352.01 is: 2,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.19 : 2,907.97 = 1,352.01 : x
  2. Step 2: Convert to fraction form
    1,940.19/2,907.97 = 1,352.01/x
  3. Step 3: Cross multiply
    1,940.19x = 2,907.97 × 1,352.01
  4. Step 4: Simplify right side
    1,940.19x = 3,931,604.52
  5. Step 5: Solve for x
    x = 3,931,604.52/1,940.19
  6. Step 6: Final answer
    x = 2,026.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.