Home / 7,029.99-10,538.42-2,409.75

Finding the Fourth Proportional to 7,029.99, 10,538.42 and 2,409.75

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Solution

The fourth proportional to 7,029.99, 10,538.42 and 2,409.75 is: 3,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.99 : 10,538.42 = 2,409.75 : x
  2. Step 2: Convert to fraction form
    7,029.99/10,538.42 = 2,409.75/x
  3. Step 3: Cross multiply
    7,029.99x = 10,538.42 × 2,409.75
  4. Step 4: Simplify right side
    7,029.99x = 25,394,945.55
  5. Step 5: Solve for x
    x = 25,394,945.55/7,029.99
  6. Step 6: Final answer
    x = 3,612.37

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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.