Home / 3,958.93-5,463.83-2,280.06

Finding the Fourth Proportional to 3,958.93, 5,463.83 and 2,280.06

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Solution

The fourth proportional to 3,958.93, 5,463.83 and 2,280.06 is: 3,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.93 : 5,463.83 = 2,280.06 : x
  2. Step 2: Convert to fraction form
    3,958.93/5,463.83 = 2,280.06/x
  3. Step 3: Cross multiply
    3,958.93x = 5,463.83 × 2,280.06
  4. Step 4: Simplify right side
    3,958.93x = 12,457,860.23
  5. Step 5: Solve for x
    x = 12,457,860.23/3,958.93
  6. Step 6: Final answer
    x = 3,146.77

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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.