Home / 11,953.08-17,928.96-4,162.44

Finding the Fourth Proportional to 11,953.08, 17,928.96 and 4,162.44

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Solution

The fourth proportional to 11,953.08, 17,928.96 and 4,162.44 is: 6,243.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.08 : 17,928.96 = 4,162.44 : x
  2. Step 2: Convert to fraction form
    11,953.08/17,928.96 = 4,162.44/x
  3. Step 3: Cross multiply
    11,953.08x = 17,928.96 × 4,162.44
  4. Step 4: Simplify right side
    11,953.08x = 74,628,220.26
  5. Step 5: Solve for x
    x = 74,628,220.26/11,953.08
  6. Step 6: Final answer
    x = 6,243.43

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1.5x scale

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.