Home / 6,784.34-10,176.78-2,104.84

Finding the Fourth Proportional to 6,784.34, 10,176.78 and 2,104.84

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Solution

The fourth proportional to 6,784.34, 10,176.78 and 2,104.84 is: 3,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.34 : 10,176.78 = 2,104.84 : x
  2. Step 2: Convert to fraction form
    6,784.34/10,176.78 = 2,104.84/x
  3. Step 3: Cross multiply
    6,784.34x = 10,176.78 × 2,104.84
  4. Step 4: Simplify right side
    6,784.34x = 21,420,493.62
  5. Step 5: Solve for x
    x = 21,420,493.62/6,784.34
  6. Step 6: Final answer
    x = 3,157.34

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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.