Home / 1,960.75-2,941.13-1,936.45

Finding the Fourth Proportional to 1,960.75, 2,941.13 and 1,936.45

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Solution

The fourth proportional to 1,960.75, 2,941.13 and 1,936.45 is: 2,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.75 : 2,941.13 = 1,936.45 : x
  2. Step 2: Convert to fraction form
    1,960.75/2,941.13 = 1,936.45/x
  3. Step 3: Cross multiply
    1,960.75x = 2,941.13 × 1,936.45
  4. Step 4: Simplify right side
    1,960.75x = 5,695,351.19
  5. Step 5: Solve for x
    x = 5,695,351.19/1,960.75
  6. Step 6: Final answer
    x = 2,904.68

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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.