Home / 6,018.75-8,311.01-3,784.37

Finding the Fourth Proportional to 6,018.75, 8,311.01 and 3,784.37

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Solution

The fourth proportional to 6,018.75, 8,311.01 and 3,784.37 is: 5,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.75 : 8,311.01 = 3,784.37 : x
  2. Step 2: Convert to fraction form
    6,018.75/8,311.01 = 3,784.37/x
  3. Step 3: Cross multiply
    6,018.75x = 8,311.01 × 3,784.37
  4. Step 4: Simplify right side
    6,018.75x = 31,451,876.44
  5. Step 5: Solve for x
    x = 31,451,876.44/6,018.75
  6. Step 6: Final answer
    x = 5,225.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.