Home / 4,091.16-6,137.72-1,169.48

Finding the Fourth Proportional to 4,091.16, 6,137.72 and 1,169.48

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Solution

The fourth proportional to 4,091.16, 6,137.72 and 1,169.48 is: 1,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.16 : 6,137.72 = 1,169.48 : x
  2. Step 2: Convert to fraction form
    4,091.16/6,137.72 = 1,169.48/x
  3. Step 3: Cross multiply
    4,091.16x = 6,137.72 × 1,169.48
  4. Step 4: Simplify right side
    4,091.16x = 7,177,940.79
  5. Step 5: Solve for x
    x = 7,177,940.79/4,091.16
  6. Step 6: Final answer
    x = 1,754.50

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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.