Home / 11,372.90-15,694.56-6,337.08

Finding the Fourth Proportional to 11,372.90, 15,694.56 and 6,337.08

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Solution

The fourth proportional to 11,372.90, 15,694.56 and 6,337.08 is: 8,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.90 : 15,694.56 = 6,337.08 : x
  2. Step 2: Convert to fraction form
    11,372.90/15,694.56 = 6,337.08/x
  3. Step 3: Cross multiply
    11,372.90x = 15,694.56 × 6,337.08
  4. Step 4: Simplify right side
    11,372.90x = 99,457,682.28
  5. Step 5: Solve for x
    x = 99,457,682.28/11,372.90
  6. Step 6: Final answer
    x = 8,745.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.