Home / 1,843.46-2,762.91-1,020.60

Finding the Fourth Proportional to 1,843.46, 2,762.91 and 1,020.60

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Solution

The fourth proportional to 1,843.46, 2,762.91 and 1,020.60 is: 1,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.46 : 2,762.91 = 1,020.60 : x
  2. Step 2: Convert to fraction form
    1,843.46/2,762.91 = 1,020.60/x
  3. Step 3: Cross multiply
    1,843.46x = 2,762.91 × 1,020.60
  4. Step 4: Simplify right side
    1,843.46x = 2,819,825.95
  5. Step 5: Solve for x
    x = 2,819,825.95/1,843.46
  6. Step 6: Final answer
    x = 1,529.64

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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.