Home / 5,779.28-8,663.63-2,080.66

Finding the Fourth Proportional to 5,779.28, 8,663.63 and 2,080.66

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Solution

The fourth proportional to 5,779.28, 8,663.63 and 2,080.66 is: 3,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.28 : 8,663.63 = 2,080.66 : x
  2. Step 2: Convert to fraction form
    5,779.28/8,663.63 = 2,080.66/x
  3. Step 3: Cross multiply
    5,779.28x = 8,663.63 × 2,080.66
  4. Step 4: Simplify right side
    5,779.28x = 18,026,051.94
  5. Step 5: Solve for x
    x = 18,026,051.94/5,779.28
  6. Step 6: Final answer
    x = 3,119.09

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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.