Home / 4,452.12-6,679.80-2,112.84

Finding the Fourth Proportional to 4,452.12, 6,679.80 and 2,112.84

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Solution

The fourth proportional to 4,452.12, 6,679.80 and 2,112.84 is: 3,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.12 : 6,679.80 = 2,112.84 : x
  2. Step 2: Convert to fraction form
    4,452.12/6,679.80 = 2,112.84/x
  3. Step 3: Cross multiply
    4,452.12x = 6,679.80 × 2,112.84
  4. Step 4: Simplify right side
    4,452.12x = 14,113,348.63
  5. Step 5: Solve for x
    x = 14,113,348.63/4,452.12
  6. Step 6: Final answer
    x = 3,170.03

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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.