Home / 3,135.05-4,704.11-2,216.51

Finding the Fourth Proportional to 3,135.05, 4,704.11 and 2,216.51

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Solution

The fourth proportional to 3,135.05, 4,704.11 and 2,216.51 is: 3,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.05 : 4,704.11 = 2,216.51 : x
  2. Step 2: Convert to fraction form
    3,135.05/4,704.11 = 2,216.51/x
  3. Step 3: Cross multiply
    3,135.05x = 4,704.11 × 2,216.51
  4. Step 4: Simplify right side
    3,135.05x = 10,426,672.25
  5. Step 5: Solve for x
    x = 10,426,672.25/3,135.05
  6. Step 6: Final answer
    x = 3,325.84

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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.