Home / 3,862.29-5,788.80-1,779.44

Finding the Fourth Proportional to 3,862.29, 5,788.80 and 1,779.44

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Solution

The fourth proportional to 3,862.29, 5,788.80 and 1,779.44 is: 2,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.29 : 5,788.80 = 1,779.44 : x
  2. Step 2: Convert to fraction form
    3,862.29/5,788.80 = 1,779.44/x
  3. Step 3: Cross multiply
    3,862.29x = 5,788.80 × 1,779.44
  4. Step 4: Simplify right side
    3,862.29x = 10,300,793.33
  5. Step 5: Solve for x
    x = 10,300,793.33/3,862.29
  6. Step 6: Final answer
    x = 2,667.02

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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.