Home / 3,189.44-4,785.50-1,607.33

Finding the Fourth Proportional to 3,189.44, 4,785.50 and 1,607.33

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Solution

The fourth proportional to 3,189.44, 4,785.50 and 1,607.33 is: 2,411.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.44 : 4,785.50 = 1,607.33 : x
  2. Step 2: Convert to fraction form
    3,189.44/4,785.50 = 1,607.33/x
  3. Step 3: Cross multiply
    3,189.44x = 4,785.50 × 1,607.33
  4. Step 4: Simplify right side
    3,189.44x = 7,691,893.70
  5. Step 5: Solve for x
    x = 7,691,893.70/3,189.44
  6. Step 6: Final answer
    x = 2,411.67

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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.