Home / 1,843.38-2,762.30-1,021.84

Finding the Fourth Proportional to 1,843.38, 2,762.30 and 1,021.84

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Solution

The fourth proportional to 1,843.38, 2,762.30 and 1,021.84 is: 1,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.38 : 2,762.30 = 1,021.84 : x
  2. Step 2: Convert to fraction form
    1,843.38/2,762.30 = 1,021.84/x
  3. Step 3: Cross multiply
    1,843.38x = 2,762.30 × 1,021.84
  4. Step 4: Simplify right side
    1,843.38x = 2,822,624.28
  5. Step 5: Solve for x
    x = 2,822,624.28/1,843.38
  6. Step 6: Final answer
    x = 1,531.22

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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.