Home / 5,777.45-8,650.53-2,998.30

Finding the Fourth Proportional to 5,777.45, 8,650.53 and 2,998.30

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Solution

The fourth proportional to 5,777.45, 8,650.53 and 2,998.30 is: 4,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.45 : 8,650.53 = 2,998.30 : x
  2. Step 2: Convert to fraction form
    5,777.45/8,650.53 = 2,998.30/x
  3. Step 3: Cross multiply
    5,777.45x = 8,650.53 × 2,998.30
  4. Step 4: Simplify right side
    5,777.45x = 25,936,884.10
  5. Step 5: Solve for x
    x = 25,936,884.10/5,777.45
  6. Step 6: Final answer
    x = 4,489.33

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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.