Home / 11,816.49-17,729.95-6,268.48

Finding the Fourth Proportional to 11,816.49, 17,729.95 and 6,268.48

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Solution

The fourth proportional to 11,816.49, 17,729.95 and 6,268.48 is: 9,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.49 : 17,729.95 = 6,268.48 : x
  2. Step 2: Convert to fraction form
    11,816.49/17,729.95 = 6,268.48/x
  3. Step 3: Cross multiply
    11,816.49x = 17,729.95 × 6,268.48
  4. Step 4: Simplify right side
    11,816.49x = 111,139,836.98
  5. Step 5: Solve for x
    x = 111,139,836.98/11,816.49
  6. Step 6: Final answer
    x = 9,405.49

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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.