Home / 4,709.71-7,057.26-2,974.69

Finding the Fourth Proportional to 4,709.71, 7,057.26 and 2,974.69

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Solution

The fourth proportional to 4,709.71, 7,057.26 and 2,974.69 is: 4,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.71 : 7,057.26 = 2,974.69 : x
  2. Step 2: Convert to fraction form
    4,709.71/7,057.26 = 2,974.69/x
  3. Step 3: Cross multiply
    4,709.71x = 7,057.26 × 2,974.69
  4. Step 4: Simplify right side
    4,709.71x = 20,993,160.75
  5. Step 5: Solve for x
    x = 20,993,160.75/4,709.71
  6. Step 6: Final answer
    x = 4,457.42

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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.