Home / 6,165.12-9,250.56-3,855.36

Finding the Fourth Proportional to 6,165.12, 9,250.56 and 3,855.36

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Solution

The fourth proportional to 6,165.12, 9,250.56 and 3,855.36 is: 5,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.12 : 9,250.56 = 3,855.36 : x
  2. Step 2: Convert to fraction form
    6,165.12/9,250.56 = 3,855.36/x
  3. Step 3: Cross multiply
    6,165.12x = 9,250.56 × 3,855.36
  4. Step 4: Simplify right side
    6,165.12x = 35,664,239.00
  5. Step 5: Solve for x
    x = 35,664,239.00/6,165.12
  6. Step 6: Final answer
    x = 5,784.84

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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.