Home / 4,015.14-6,009.21-3,861.78

Finding the Fourth Proportional to 4,015.14, 6,009.21 and 3,861.78

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Solution

The fourth proportional to 4,015.14, 6,009.21 and 3,861.78 is: 5,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.14 : 6,009.21 = 3,861.78 : x
  2. Step 2: Convert to fraction form
    4,015.14/6,009.21 = 3,861.78/x
  3. Step 3: Cross multiply
    4,015.14x = 6,009.21 × 3,861.78
  4. Step 4: Simplify right side
    4,015.14x = 23,206,246.99
  5. Step 5: Solve for x
    x = 23,206,246.99/4,015.14
  6. Step 6: Final answer
    x = 5,779.69

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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.