Home / 1,936.04-2,907.30-1,920.92

Finding the Fourth Proportional to 1,936.04, 2,907.30 and 1,920.92

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Solution

The fourth proportional to 1,936.04, 2,907.30 and 1,920.92 is: 2,884.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.04 : 2,907.30 = 1,920.92 : x
  2. Step 2: Convert to fraction form
    1,936.04/2,907.30 = 1,920.92/x
  3. Step 3: Cross multiply
    1,936.04x = 2,907.30 × 1,920.92
  4. Step 4: Simplify right side
    1,936.04x = 5,584,690.72
  5. Step 5: Solve for x
    x = 5,584,690.72/1,936.04
  6. Step 6: Final answer
    x = 2,884.59

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1.5x scale

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.