Home / 4,650.21-6,416.42-2,882.25

Finding the Fourth Proportional to 4,650.21, 6,416.42 and 2,882.25

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Solution

The fourth proportional to 4,650.21, 6,416.42 and 2,882.25 is: 3,976.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.21 : 6,416.42 = 2,882.25 : x
  2. Step 2: Convert to fraction form
    4,650.21/6,416.42 = 2,882.25/x
  3. Step 3: Cross multiply
    4,650.21x = 6,416.42 × 2,882.25
  4. Step 4: Simplify right side
    4,650.21x = 18,493,712.13
  5. Step 5: Solve for x
    x = 18,493,712.13/4,650.21
  6. Step 6: Final answer
    x = 3,976.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.