Home / 9,409.38-14,114.07-2,389.92

Finding the Fourth Proportional to 9,409.38, 14,114.07 and 2,389.92

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Solution

The fourth proportional to 9,409.38, 14,114.07 and 2,389.92 is: 3,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.38 : 14,114.07 = 2,389.92 : x
  2. Step 2: Convert to fraction form
    9,409.38/14,114.07 = 2,389.92/x
  3. Step 3: Cross multiply
    9,409.38x = 14,114.07 × 2,389.92
  4. Step 4: Simplify right side
    9,409.38x = 33,731,427.60
  5. Step 5: Solve for x
    x = 33,731,427.60/9,409.38
  6. Step 6: Final answer
    x = 3,584.87

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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.