Home / 9,371.43-14,052.51-3,129.30

Finding the Fourth Proportional to 9,371.43, 14,052.51 and 3,129.30

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Solution

The fourth proportional to 9,371.43, 14,052.51 and 3,129.30 is: 4,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371.43 : 14,052.51 = 3,129.30 : x
  2. Step 2: Convert to fraction form
    9,371.43/14,052.51 = 3,129.30/x
  3. Step 3: Cross multiply
    9,371.43x = 14,052.51 × 3,129.30
  4. Step 4: Simplify right side
    9,371.43x = 43,974,519.54
  5. Step 5: Solve for x
    x = 43,974,519.54/9,371.43
  6. Step 6: Final answer
    x = 4,692.40

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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.