Home / 3,192.03-4,786.50-1,112.16

Finding the Fourth Proportional to 3,192.03, 4,786.50 and 1,112.16

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Solution

The fourth proportional to 3,192.03, 4,786.50 and 1,112.16 is: 1,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.03 : 4,786.50 = 1,112.16 : x
  2. Step 2: Convert to fraction form
    3,192.03/4,786.50 = 1,112.16/x
  3. Step 3: Cross multiply
    3,192.03x = 4,786.50 × 1,112.16
  4. Step 4: Simplify right side
    3,192.03x = 5,323,353.84
  5. Step 5: Solve for x
    x = 5,323,353.84/3,192.03
  6. Step 6: Final answer
    x = 1,667.70

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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.