Home / 4,472.68-6,709.74-2,164.36

Finding the Fourth Proportional to 4,472.68, 6,709.74 and 2,164.36

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Solution

The fourth proportional to 4,472.68, 6,709.74 and 2,164.36 is: 3,246.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.68 : 6,709.74 = 2,164.36 : x
  2. Step 2: Convert to fraction form
    4,472.68/6,709.74 = 2,164.36/x
  3. Step 3: Cross multiply
    4,472.68x = 6,709.74 × 2,164.36
  4. Step 4: Simplify right side
    4,472.68x = 14,522,292.87
  5. Step 5: Solve for x
    x = 14,522,292.87/4,472.68
  6. Step 6: Final answer
    x = 3,246.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.