Home / 4,322.31-6,485.99-2,843.36

Finding the Fourth Proportional to 4,322.31, 6,485.99 and 2,843.36

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Solution

The fourth proportional to 4,322.31, 6,485.99 and 2,843.36 is: 4,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.31 : 6,485.99 = 2,843.36 : x
  2. Step 2: Convert to fraction form
    4,322.31/6,485.99 = 2,843.36/x
  3. Step 3: Cross multiply
    4,322.31x = 6,485.99 × 2,843.36
  4. Step 4: Simplify right side
    4,322.31x = 18,442,004.53
  5. Step 5: Solve for x
    x = 18,442,004.53/4,322.31
  6. Step 6: Final answer
    x = 4,266.70

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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.