Home / 2,767.05-4,150.41-1,123.16

Finding the Fourth Proportional to 2,767.05, 4,150.41 and 1,123.16

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Solution

The fourth proportional to 2,767.05, 4,150.41 and 1,123.16 is: 1,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.05 : 4,150.41 = 1,123.16 : x
  2. Step 2: Convert to fraction form
    2,767.05/4,150.41 = 1,123.16/x
  3. Step 3: Cross multiply
    2,767.05x = 4,150.41 × 1,123.16
  4. Step 4: Simplify right side
    2,767.05x = 4,661,553.74
  5. Step 5: Solve for x
    x = 4,661,553.74/2,767.05
  6. Step 6: Final answer
    x = 1,684.67

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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.