Home / 1,829.14-2,743.63-1,480.64

Finding the Fourth Proportional to 1,829.14, 2,743.63 and 1,480.64

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Solution

The fourth proportional to 1,829.14, 2,743.63 and 1,480.64 is: 2,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.14 : 2,743.63 = 1,480.64 : x
  2. Step 2: Convert to fraction form
    1,829.14/2,743.63 = 1,480.64/x
  3. Step 3: Cross multiply
    1,829.14x = 2,743.63 × 1,480.64
  4. Step 4: Simplify right side
    1,829.14x = 4,062,310.90
  5. Step 5: Solve for x
    x = 4,062,310.90/1,829.14
  6. Step 6: Final answer
    x = 2,220.89

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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.