Home / 1,976.30-2,727.62-1,503.44

Finding the Fourth Proportional to 1,976.30, 2,727.62 and 1,503.44

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Solution

The fourth proportional to 1,976.30, 2,727.62 and 1,503.44 is: 2,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.30 : 2,727.62 = 1,503.44 : x
  2. Step 2: Convert to fraction form
    1,976.30/2,727.62 = 1,503.44/x
  3. Step 3: Cross multiply
    1,976.30x = 2,727.62 × 1,503.44
  4. Step 4: Simplify right side
    1,976.30x = 4,100,813.01
  5. Step 5: Solve for x
    x = 4,100,813.01/1,976.30
  6. Step 6: Final answer
    x = 2,075.00

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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.