Home / 5,757.96-8,619.84-3,153

Finding the Fourth Proportional to 5,757.96, 8,619.84 and 3,153

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Solution

The fourth proportional to 5,757.96, 8,619.84 and 3,153 is: 4,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.96 : 8,619.84 = 3,153 : x
  2. Step 2: Convert to fraction form
    5,757.96/8,619.84 = 3,153/x
  3. Step 3: Cross multiply
    5,757.96x = 8,619.84 × 3,153
  4. Step 4: Simplify right side
    5,757.96x = 27,178,355.52
  5. Step 5: Solve for x
    x = 27,178,355.52/5,757.96
  6. Step 6: Final answer
    x = 4,720.14

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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.