Home / 1,964.75-2,945.48-1,346.94

Finding the Fourth Proportional to 1,964.75, 2,945.48 and 1,346.94

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Solution

The fourth proportional to 1,964.75, 2,945.48 and 1,346.94 is: 2,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.75 : 2,945.48 = 1,346.94 : x
  2. Step 2: Convert to fraction form
    1,964.75/2,945.48 = 1,346.94/x
  3. Step 3: Cross multiply
    1,964.75x = 2,945.48 × 1,346.94
  4. Step 4: Simplify right side
    1,964.75x = 3,967,378.10
  5. Step 5: Solve for x
    x = 3,967,378.10/1,964.75
  6. Step 6: Final answer
    x = 2,019.28

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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.