Home / 5,634.75-7,775.96-3,150.75

Finding the Fourth Proportional to 5,634.75, 7,775.96 and 3,150.75

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Solution

The fourth proportional to 5,634.75, 7,775.96 and 3,150.75 is: 4,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.75 : 7,775.96 = 3,150.75 : x
  2. Step 2: Convert to fraction form
    5,634.75/7,775.96 = 3,150.75/x
  3. Step 3: Cross multiply
    5,634.75x = 7,775.96 × 3,150.75
  4. Step 4: Simplify right side
    5,634.75x = 24,500,090.22
  5. Step 5: Solve for x
    x = 24,500,090.22/5,634.75
  6. Step 6: Final answer
    x = 4,348.04

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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.