Home / 12,250.36-16,904.86-6,945.54

Finding the Fourth Proportional to 12,250.36, 16,904.86 and 6,945.54

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Solution

The fourth proportional to 12,250.36, 16,904.86 and 6,945.54 is: 9,584.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.36 : 16,904.86 = 6,945.54 : x
  2. Step 2: Convert to fraction form
    12,250.36/16,904.86 = 6,945.54/x
  3. Step 3: Cross multiply
    12,250.36x = 16,904.86 × 6,945.54
  4. Step 4: Simplify right side
    12,250.36x = 117,413,381.32
  5. Step 5: Solve for x
    x = 117,413,381.32/12,250.36
  6. Step 6: Final answer
    x = 9,584.48

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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.