Home / 3,964.67-5,470.01-2,285.86

Finding the Fourth Proportional to 3,964.67, 5,470.01 and 2,285.86

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Solution

The fourth proportional to 3,964.67, 5,470.01 and 2,285.86 is: 3,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.67 : 5,470.01 = 2,285.86 : x
  2. Step 2: Convert to fraction form
    3,964.67/5,470.01 = 2,285.86/x
  3. Step 3: Cross multiply
    3,964.67x = 5,470.01 × 2,285.86
  4. Step 4: Simplify right side
    3,964.67x = 12,503,677.06
  5. Step 5: Solve for x
    x = 12,503,677.06/3,964.67
  6. Step 6: Final answer
    x = 3,153.77

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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.