Home / 6,100.66-9,142.26-3,321.28

Finding the Fourth Proportional to 6,100.66, 9,142.26 and 3,321.28

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Solution

The fourth proportional to 6,100.66, 9,142.26 and 3,321.28 is: 4,977.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.66 : 9,142.26 = 3,321.28 : x
  2. Step 2: Convert to fraction form
    6,100.66/9,142.26 = 3,321.28/x
  3. Step 3: Cross multiply
    6,100.66x = 9,142.26 × 3,321.28
  4. Step 4: Simplify right side
    6,100.66x = 30,364,005.29
  5. Step 5: Solve for x
    x = 30,364,005.29/6,100.66
  6. Step 6: Final answer
    x = 4,977.17

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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.