Home / 5,453.94-8,181.51-2,167.32

Finding the Fourth Proportional to 5,453.94, 8,181.51 and 2,167.32

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Solution

The fourth proportional to 5,453.94, 8,181.51 and 2,167.32 is: 3,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.94 : 8,181.51 = 2,167.32 : x
  2. Step 2: Convert to fraction form
    5,453.94/8,181.51 = 2,167.32/x
  3. Step 3: Cross multiply
    5,453.94x = 8,181.51 × 2,167.32
  4. Step 4: Simplify right side
    5,453.94x = 17,731,950.25
  5. Step 5: Solve for x
    x = 17,731,950.25/5,453.94
  6. Step 6: Final answer
    x = 3,251.22

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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.