Home / 3,177.05-4,763.94-1,327.67

Finding the Fourth Proportional to 3,177.05, 4,763.94 and 1,327.67

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Solution

The fourth proportional to 3,177.05, 4,763.94 and 1,327.67 is: 1,990.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.05 : 4,763.94 = 1,327.67 : x
  2. Step 2: Convert to fraction form
    3,177.05/4,763.94 = 1,327.67/x
  3. Step 3: Cross multiply
    3,177.05x = 4,763.94 × 1,327.67
  4. Step 4: Simplify right side
    3,177.05x = 6,324,916.40
  5. Step 5: Solve for x
    x = 6,324,916.40/3,177.05
  6. Step 6: Final answer
    x = 1,990.82

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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.