Home / 1,976.19-2,727.18-1,092

Finding the Fourth Proportional to 1,976.19, 2,727.18 and 1,092

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Solution

The fourth proportional to 1,976.19, 2,727.18 and 1,092 is: 1,506.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.19 : 2,727.18 = 1,092 : x
  2. Step 2: Convert to fraction form
    1,976.19/2,727.18 = 1,092/x
  3. Step 3: Cross multiply
    1,976.19x = 2,727.18 × 1,092
  4. Step 4: Simplify right side
    1,976.19x = 2,978,075.10
  5. Step 5: Solve for x
    x = 2,978,075.10/1,976.19
  6. Step 6: Final answer
    x = 1,506.98

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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.