Home / 11,923.25-16,454.44-6,887.00

Finding the Fourth Proportional to 11,923.25, 16,454.44 and 6,887.00

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Solution

The fourth proportional to 11,923.25, 16,454.44 and 6,887.00 is: 9,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.25 : 16,454.44 = 6,887.00 : x
  2. Step 2: Convert to fraction form
    11,923.25/16,454.44 = 6,887.00/x
  3. Step 3: Cross multiply
    11,923.25x = 16,454.44 × 6,887.00
  4. Step 4: Simplify right side
    11,923.25x = 113,321,731.75
  5. Step 5: Solve for x
    x = 113,321,731.75/11,923.25
  6. Step 6: Final answer
    x = 9,504.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.