Home / 1,973.16-2,724.03-1,227.76

Finding the Fourth Proportional to 1,973.16, 2,724.03 and 1,227.76

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Solution

The fourth proportional to 1,973.16, 2,724.03 and 1,227.76 is: 1,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.16 : 2,724.03 = 1,227.76 : x
  2. Step 2: Convert to fraction form
    1,973.16/2,724.03 = 1,227.76/x
  3. Step 3: Cross multiply
    1,973.16x = 2,724.03 × 1,227.76
  4. Step 4: Simplify right side
    1,973.16x = 3,344,448.26
  5. Step 5: Solve for x
    x = 3,344,448.26/1,973.16
  6. Step 6: Final answer
    x = 1,694.97

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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.