Home / 1,829.19-2,743.65-1,369.92

Finding the Fourth Proportional to 1,829.19, 2,743.65 and 1,369.92

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Solution

The fourth proportional to 1,829.19, 2,743.65 and 1,369.92 is: 2,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.19 : 2,743.65 = 1,369.92 : x
  2. Step 2: Convert to fraction form
    1,829.19/2,743.65 = 1,369.92/x
  3. Step 3: Cross multiply
    1,829.19x = 2,743.65 × 1,369.92
  4. Step 4: Simplify right side
    1,829.19x = 3,758,581.01
  5. Step 5: Solve for x
    x = 3,758,581.01/1,829.19
  6. Step 6: Final answer
    x = 2,054.78

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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.