Home / 1,959.46-2,703.91-1,075.27

Finding the Fourth Proportional to 1,959.46, 2,703.91 and 1,075.27

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Solution

The fourth proportional to 1,959.46, 2,703.91 and 1,075.27 is: 1,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.46 : 2,703.91 = 1,075.27 : x
  2. Step 2: Convert to fraction form
    1,959.46/2,703.91 = 1,075.27/x
  3. Step 3: Cross multiply
    1,959.46x = 2,703.91 × 1,075.27
  4. Step 4: Simplify right side
    1,959.46x = 2,907,433.31
  5. Step 5: Solve for x
    x = 2,907,433.31/1,959.46
  6. Step 6: Final answer
    x = 1,483.79

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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.