Home / 4,072.59-6,105.90-1,297.67

Finding the Fourth Proportional to 4,072.59, 6,105.90 and 1,297.67

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Solution

The fourth proportional to 4,072.59, 6,105.90 and 1,297.67 is: 1,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.59 : 6,105.90 = 1,297.67 : x
  2. Step 2: Convert to fraction form
    4,072.59/6,105.90 = 1,297.67/x
  3. Step 3: Cross multiply
    4,072.59x = 6,105.90 × 1,297.67
  4. Step 4: Simplify right side
    4,072.59x = 7,923,406.24
  5. Step 5: Solve for x
    x = 7,923,406.24/4,072.59
  6. Step 6: Final answer
    x = 1,945.54

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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.