Home / 3,305.11-4,560.84-1,812.73

Finding the Fourth Proportional to 3,305.11, 4,560.84 and 1,812.73

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Solution

The fourth proportional to 3,305.11, 4,560.84 and 1,812.73 is: 2,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.11 : 4,560.84 = 1,812.73 : x
  2. Step 2: Convert to fraction form
    3,305.11/4,560.84 = 1,812.73/x
  3. Step 3: Cross multiply
    3,305.11x = 4,560.84 × 1,812.73
  4. Step 4: Simplify right side
    3,305.11x = 8,267,571.49
  5. Step 5: Solve for x
    x = 8,267,571.49/3,305.11
  6. Step 6: Final answer
    x = 2,501.45

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Double scale
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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.