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Finding the Fourth Proportional to 6,143.94, 9,222.07 and 6,083.80

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Solution

The fourth proportional to 6,143.94, 9,222.07 and 6,083.80 is: 9,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.94 : 9,222.07 = 6,083.80 : x
  2. Step 2: Convert to fraction form
    6,143.94/9,222.07 = 6,083.80/x
  3. Step 3: Cross multiply
    6,143.94x = 9,222.07 × 6,083.80
  4. Step 4: Simplify right side
    6,143.94x = 56,105,191.20
  5. Step 5: Solve for x
    x = 56,105,191.20/6,143.94
  6. Step 6: Final answer
    x = 9,131.79

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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.