Home / 6,114.45-9,165.60-2,991.90

Finding the Fourth Proportional to 6,114.45, 9,165.60 and 2,991.90

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Solution

The fourth proportional to 6,114.45, 9,165.60 and 2,991.90 is: 4,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114.45 : 9,165.60 = 2,991.90 : x
  2. Step 2: Convert to fraction form
    6,114.45/9,165.60 = 2,991.90/x
  3. Step 3: Cross multiply
    6,114.45x = 9,165.60 × 2,991.90
  4. Step 4: Simplify right side
    6,114.45x = 27,422,558.64
  5. Step 5: Solve for x
    x = 27,422,558.64/6,114.45
  6. Step 6: Final answer
    x = 4,484.88

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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.