Home / 7,634.22-10,530.46-6,354.84

Finding the Fourth Proportional to 7,634.22, 10,530.46 and 6,354.84

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Solution

The fourth proportional to 7,634.22, 10,530.46 and 6,354.84 is: 8,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.22 : 10,530.46 = 6,354.84 : x
  2. Step 2: Convert to fraction form
    7,634.22/10,530.46 = 6,354.84/x
  3. Step 3: Cross multiply
    7,634.22x = 10,530.46 × 6,354.84
  4. Step 4: Simplify right side
    7,634.22x = 66,919,388.43
  5. Step 5: Solve for x
    x = 66,919,388.43/7,634.22
  6. Step 6: Final answer
    x = 8,765.71

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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.