Home / 12,250.19-16,904.75-6,945.36

Finding the Fourth Proportional to 12,250.19, 16,904.75 and 6,945.36

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Solution

The fourth proportional to 12,250.19, 16,904.75 and 6,945.36 is: 9,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.19 : 16,904.75 = 6,945.36 : x
  2. Step 2: Convert to fraction form
    12,250.19/16,904.75 = 6,945.36/x
  3. Step 3: Cross multiply
    12,250.19x = 16,904.75 × 6,945.36
  4. Step 4: Simplify right side
    12,250.19x = 117,409,539.73
  5. Step 5: Solve for x
    x = 117,409,539.73/12,250.19
  6. Step 6: Final answer
    x = 9,584.31

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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.