Home / 5,404.96-8,104.38-3,215.08

Finding the Fourth Proportional to 5,404.96, 8,104.38 and 3,215.08

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Solution

The fourth proportional to 5,404.96, 8,104.38 and 3,215.08 is: 4,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.96 : 8,104.38 = 3,215.08 : x
  2. Step 2: Convert to fraction form
    5,404.96/8,104.38 = 3,215.08/x
  3. Step 3: Cross multiply
    5,404.96x = 8,104.38 × 3,215.08
  4. Step 4: Simplify right side
    5,404.96x = 26,056,230.05
  5. Step 5: Solve for x
    x = 26,056,230.05/5,404.96
  6. Step 6: Final answer
    x = 4,820.80

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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.