Home / 4,222.75-6,334.14-1,144.75

Finding the Fourth Proportional to 4,222.75, 6,334.14 and 1,144.75

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Solution

The fourth proportional to 4,222.75, 6,334.14 and 1,144.75 is: 1,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.75 : 6,334.14 = 1,144.75 : x
  2. Step 2: Convert to fraction form
    4,222.75/6,334.14 = 1,144.75/x
  3. Step 3: Cross multiply
    4,222.75x = 6,334.14 × 1,144.75
  4. Step 4: Simplify right side
    4,222.75x = 7,251,006.77
  5. Step 5: Solve for x
    x = 7,251,006.77/4,222.75
  6. Step 6: Final answer
    x = 1,717.13

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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.