Home / 4,277.58-6,418.42-2,085.11

Finding the Fourth Proportional to 4,277.58, 6,418.42 and 2,085.11

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Solution

The fourth proportional to 4,277.58, 6,418.42 and 2,085.11 is: 3,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.58 : 6,418.42 = 2,085.11 : x
  2. Step 2: Convert to fraction form
    4,277.58/6,418.42 = 2,085.11/x
  3. Step 3: Cross multiply
    4,277.58x = 6,418.42 × 2,085.11
  4. Step 4: Simplify right side
    4,277.58x = 13,383,122.56
  5. Step 5: Solve for x
    x = 13,383,122.56/4,277.58
  6. Step 6: Final answer
    x = 3,128.67

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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.