Home / 3,529.88-4,835.31-3,491

Finding the Fourth Proportional to 3,529.88, 4,835.31 and 3,491

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Solution

The fourth proportional to 3,529.88, 4,835.31 and 3,491 is: 4,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.88 : 4,835.31 = 3,491 : x
  2. Step 2: Convert to fraction form
    3,529.88/4,835.31 = 3,491/x
  3. Step 3: Cross multiply
    3,529.88x = 4,835.31 × 3,491
  4. Step 4: Simplify right side
    3,529.88x = 16,880,067.21
  5. Step 5: Solve for x
    x = 16,880,067.21/3,529.88
  6. Step 6: Final answer
    x = 4,782.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.