Home / 3,829.28-5,744.52-1,853.08

Finding the Fourth Proportional to 3,829.28, 5,744.52 and 1,853.08

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Solution

The fourth proportional to 3,829.28, 5,744.52 and 1,853.08 is: 2,779.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.28 : 5,744.52 = 1,853.08 : x
  2. Step 2: Convert to fraction form
    3,829.28/5,744.52 = 1,853.08/x
  3. Step 3: Cross multiply
    3,829.28x = 5,744.52 × 1,853.08
  4. Step 4: Simplify right side
    3,829.28x = 10,645,040.76
  5. Step 5: Solve for x
    x = 10,645,040.76/3,829.28
  6. Step 6: Final answer
    x = 2,779.91

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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.