Home / 1,984.33-2,973.14-1,201.96

Finding the Fourth Proportional to 1,984.33, 2,973.14 and 1,201.96

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Solution

The fourth proportional to 1,984.33, 2,973.14 and 1,201.96 is: 1,800.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984.33 : 2,973.14 = 1,201.96 : x
  2. Step 2: Convert to fraction form
    1,984.33/2,973.14 = 1,201.96/x
  3. Step 3: Cross multiply
    1,984.33x = 2,973.14 × 1,201.96
  4. Step 4: Simplify right side
    1,984.33x = 3,573,595.35
  5. Step 5: Solve for x
    x = 3,573,595.35/1,984.33
  6. Step 6: Final answer
    x = 1,800.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.