Home / 9,438.29-14,164.21-3,515.99

Finding the Fourth Proportional to 9,438.29, 14,164.21 and 3,515.99

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Solution

The fourth proportional to 9,438.29, 14,164.21 and 3,515.99 is: 5,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.29 : 14,164.21 = 3,515.99 : x
  2. Step 2: Convert to fraction form
    9,438.29/14,164.21 = 3,515.99/x
  3. Step 3: Cross multiply
    9,438.29x = 14,164.21 × 3,515.99
  4. Step 4: Simplify right side
    9,438.29x = 49,801,220.72
  5. Step 5: Solve for x
    x = 49,801,220.72/9,438.29
  6. Step 6: Final answer
    x = 5,276.51

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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.