Home / 3,534.22-5,313.48-2,712.88

Finding the Fourth Proportional to 3,534.22, 5,313.48 and 2,712.88

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Solution

The fourth proportional to 3,534.22, 5,313.48 and 2,712.88 is: 4,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.22 : 5,313.48 = 2,712.88 : x
  2. Step 2: Convert to fraction form
    3,534.22/5,313.48 = 2,712.88/x
  3. Step 3: Cross multiply
    3,534.22x = 5,313.48 × 2,712.88
  4. Step 4: Simplify right side
    3,534.22x = 14,414,833.62
  5. Step 5: Solve for x
    x = 14,414,833.62/3,534.22
  6. Step 6: Final answer
    x = 4,078.65

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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.