Home / 4,222.75-6,333.16-1,260.93

Finding the Fourth Proportional to 4,222.75, 6,333.16 and 1,260.93

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Solution

The fourth proportional to 4,222.75, 6,333.16 and 1,260.93 is: 1,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.75 : 6,333.16 = 1,260.93 : x
  2. Step 2: Convert to fraction form
    4,222.75/6,333.16 = 1,260.93/x
  3. Step 3: Cross multiply
    4,222.75x = 6,333.16 × 1,260.93
  4. Step 4: Simplify right side
    4,222.75x = 7,985,671.44
  5. Step 5: Solve for x
    x = 7,985,671.44/4,222.75
  6. Step 6: Final answer
    x = 1,891.11

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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.