Home / 1,975.49-2,726.08-1,091.27

Finding the Fourth Proportional to 1,975.49, 2,726.08 and 1,091.27

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Solution

The fourth proportional to 1,975.49, 2,726.08 and 1,091.27 is: 1,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.49 : 2,726.08 = 1,091.27 : x
  2. Step 2: Convert to fraction form
    1,975.49/2,726.08 = 1,091.27/x
  3. Step 3: Cross multiply
    1,975.49x = 2,726.08 × 1,091.27
  4. Step 4: Simplify right side
    1,975.49x = 2,974,889.32
  5. Step 5: Solve for x
    x = 2,974,889.32/1,975.49
  6. Step 6: Final answer
    x = 1,505.90

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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.