Home / 11,268.24-16,898.04-3,871.32

Finding the Fourth Proportional to 11,268.24, 16,898.04 and 3,871.32

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Solution

The fourth proportional to 11,268.24, 16,898.04 and 3,871.32 is: 5,805.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.24 : 16,898.04 = 3,871.32 : x
  2. Step 2: Convert to fraction form
    11,268.24/16,898.04 = 3,871.32/x
  3. Step 3: Cross multiply
    11,268.24x = 16,898.04 × 3,871.32
  4. Step 4: Simplify right side
    11,268.24x = 65,417,720.21
  5. Step 5: Solve for x
    x = 65,417,720.21/11,268.24
  6. Step 6: Final answer
    x = 5,805.50

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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.