Home / 8,163.27-11,266.36-4,627.62

Finding the Fourth Proportional to 8,163.27, 11,266.36 and 4,627.62

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Solution

The fourth proportional to 8,163.27, 11,266.36 and 4,627.62 is: 6,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.27 : 11,266.36 = 4,627.62 : x
  2. Step 2: Convert to fraction form
    8,163.27/11,266.36 = 4,627.62/x
  3. Step 3: Cross multiply
    8,163.27x = 11,266.36 × 4,627.62
  4. Step 4: Simplify right side
    8,163.27x = 52,136,421.29
  5. Step 5: Solve for x
    x = 52,136,421.29/8,163.27
  6. Step 6: Final answer
    x = 6,386.71

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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.