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Finding the Fourth Proportional to 6,163.68, 8,503.70 and 3,510.38

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Solution

The fourth proportional to 6,163.68, 8,503.70 and 3,510.38 is: 4,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.68 : 8,503.70 = 3,510.38 : x
  2. Step 2: Convert to fraction form
    6,163.68/8,503.70 = 3,510.38/x
  3. Step 3: Cross multiply
    6,163.68x = 8,503.70 × 3,510.38
  4. Step 4: Simplify right side
    6,163.68x = 29,851,218.41
  5. Step 5: Solve for x
    x = 29,851,218.41/6,163.68
  6. Step 6: Final answer
    x = 4,843.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.