Home / 8,167.67-11,270.57-4,581.80

Finding the Fourth Proportional to 8,167.67, 11,270.57 and 4,581.80

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Solution

The fourth proportional to 8,167.67, 11,270.57 and 4,581.80 is: 6,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.67 : 11,270.57 = 4,581.80 : x
  2. Step 2: Convert to fraction form
    8,167.67/11,270.57 = 4,581.80/x
  3. Step 3: Cross multiply
    8,167.67x = 11,270.57 × 4,581.80
  4. Step 4: Simplify right side
    8,167.67x = 51,639,452.73
  5. Step 5: Solve for x
    x = 51,639,452.73/8,167.67
  6. Step 6: Final answer
    x = 6,322.43

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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.