Home / 5,454.09-8,181.18-3,256.20

Finding the Fourth Proportional to 5,454.09, 8,181.18 and 3,256.20

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Solution

The fourth proportional to 5,454.09, 8,181.18 and 3,256.20 is: 4,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.09 : 8,181.18 = 3,256.20 : x
  2. Step 2: Convert to fraction form
    5,454.09/8,181.18 = 3,256.20/x
  3. Step 3: Cross multiply
    5,454.09x = 8,181.18 × 3,256.20
  4. Step 4: Simplify right side
    5,454.09x = 26,639,558.32
  5. Step 5: Solve for x
    x = 26,639,558.32/5,454.09
  6. Step 6: Final answer
    x = 4,884.33

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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.