Home / 5,779.44-8,670.78-2,319.12

Finding the Fourth Proportional to 5,779.44, 8,670.78 and 2,319.12

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Solution

The fourth proportional to 5,779.44, 8,670.78 and 2,319.12 is: 3,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.44 : 8,670.78 = 2,319.12 : x
  2. Step 2: Convert to fraction form
    5,779.44/8,670.78 = 2,319.12/x
  3. Step 3: Cross multiply
    5,779.44x = 8,670.78 × 2,319.12
  4. Step 4: Simplify right side
    5,779.44x = 20,108,579.31
  5. Step 5: Solve for x
    x = 20,108,579.31/5,779.44
  6. Step 6: Final answer
    x = 3,479.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.