Home / 5,453.16-8,180.82-2,167.80

Finding the Fourth Proportional to 5,453.16, 8,180.82 and 2,167.80

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Solution

The fourth proportional to 5,453.16, 8,180.82 and 2,167.80 is: 3,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.16 : 8,180.82 = 2,167.80 : x
  2. Step 2: Convert to fraction form
    5,453.16/8,180.82 = 2,167.80/x
  3. Step 3: Cross multiply
    5,453.16x = 8,180.82 × 2,167.80
  4. Step 4: Simplify right side
    5,453.16x = 17,734,381.60
  5. Step 5: Solve for x
    x = 17,734,381.60/5,453.16
  6. Step 6: Final answer
    x = 3,252.13

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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.