Home / 3,100.11-4,277.18-1,773.56

Finding the Fourth Proportional to 3,100.11, 4,277.18 and 1,773.56

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Solution

The fourth proportional to 3,100.11, 4,277.18 and 1,773.56 is: 2,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.11 : 4,277.18 = 1,773.56 : x
  2. Step 2: Convert to fraction form
    3,100.11/4,277.18 = 1,773.56/x
  3. Step 3: Cross multiply
    3,100.11x = 4,277.18 × 1,773.56
  4. Step 4: Simplify right side
    3,100.11x = 7,585,805.11
  5. Step 5: Solve for x
    x = 7,585,805.11/3,100.11
  6. Step 6: Final answer
    x = 2,446.95

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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.