Home / 3,964.53-5,471.73-2,285.64

Finding the Fourth Proportional to 3,964.53, 5,471.73 and 2,285.64

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Solution

The fourth proportional to 3,964.53, 5,471.73 and 2,285.64 is: 3,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.53 : 5,471.73 = 2,285.64 : x
  2. Step 2: Convert to fraction form
    3,964.53/5,471.73 = 2,285.64/x
  3. Step 3: Cross multiply
    3,964.53x = 5,471.73 × 2,285.64
  4. Step 4: Simplify right side
    3,964.53x = 12,506,404.96
  5. Step 5: Solve for x
    x = 12,506,404.96/3,964.53
  6. Step 6: Final answer
    x = 3,154.57

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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.