Home / 3,168.24-4,372.14-1,770.99

Finding the Fourth Proportional to 3,168.24, 4,372.14 and 1,770.99

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Solution

The fourth proportional to 3,168.24, 4,372.14 and 1,770.99 is: 2,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.24 : 4,372.14 = 1,770.99 : x
  2. Step 2: Convert to fraction form
    3,168.24/4,372.14 = 1,770.99/x
  3. Step 3: Cross multiply
    3,168.24x = 4,372.14 × 1,770.99
  4. Step 4: Simplify right side
    3,168.24x = 7,743,016.22
  5. Step 5: Solve for x
    x = 7,743,016.22/3,168.24
  6. Step 6: Final answer
    x = 2,443.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.