Home / 3,261.21-4,910.12-2,873.63

Finding the Fourth Proportional to 3,261.21, 4,910.12 and 2,873.63

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Solution

The fourth proportional to 3,261.21, 4,910.12 and 2,873.63 is: 4,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.21 : 4,910.12 = 2,873.63 : x
  2. Step 2: Convert to fraction form
    3,261.21/4,910.12 = 2,873.63/x
  3. Step 3: Cross multiply
    3,261.21x = 4,910.12 × 2,873.63
  4. Step 4: Simplify right side
    3,261.21x = 14,109,849.20
  5. Step 5: Solve for x
    x = 14,109,849.20/3,261.21
  6. Step 6: Final answer
    x = 4,326.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.