Home / 4,163.12-6,244.56-1,085.12

Finding the Fourth Proportional to 4,163.12, 6,244.56 and 1,085.12

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Solution

The fourth proportional to 4,163.12, 6,244.56 and 1,085.12 is: 1,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.12 : 6,244.56 = 1,085.12 : x
  2. Step 2: Convert to fraction form
    4,163.12/6,244.56 = 1,085.12/x
  3. Step 3: Cross multiply
    4,163.12x = 6,244.56 × 1,085.12
  4. Step 4: Simplify right side
    4,163.12x = 6,776,096.95
  5. Step 5: Solve for x
    x = 6,776,096.95/4,163.12
  6. Step 6: Final answer
    x = 1,627.65

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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.