Home / 4,112.53-6,167.89-1,190.20

Finding the Fourth Proportional to 4,112.53, 6,167.89 and 1,190.20

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Solution

The fourth proportional to 4,112.53, 6,167.89 and 1,190.20 is: 1,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.53 : 6,167.89 = 1,190.20 : x
  2. Step 2: Convert to fraction form
    4,112.53/6,167.89 = 1,190.20/x
  3. Step 3: Cross multiply
    4,112.53x = 6,167.89 × 1,190.20
  4. Step 4: Simplify right side
    4,112.53x = 7,341,022.68
  5. Step 5: Solve for x
    x = 7,341,022.68/4,112.53
  6. Step 6: Final answer
    x = 1,785.04

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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.