Home / 11,955.54-17,934.35-3,190.50

Finding the Fourth Proportional to 11,955.54, 17,934.35 and 3,190.50

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Solution

The fourth proportional to 11,955.54, 17,934.35 and 3,190.50 is: 4,786.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,955.54 : 17,934.35 = 3,190.50 : x
  2. Step 2: Convert to fraction form
    11,955.54/17,934.35 = 3,190.50/x
  3. Step 3: Cross multiply
    11,955.54x = 17,934.35 × 3,190.50
  4. Step 4: Simplify right side
    11,955.54x = 57,219,543.68
  5. Step 5: Solve for x
    x = 57,219,543.68/11,955.54
  6. Step 6: Final answer
    x = 4,786.03

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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.