Home / 11,447.34-17,182.11-5,528.41

Finding the Fourth Proportional to 11,447.34, 17,182.11 and 5,528.41

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Solution

The fourth proportional to 11,447.34, 17,182.11 and 5,528.41 is: 8,297.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.34 : 17,182.11 = 5,528.41 : x
  2. Step 2: Convert to fraction form
    11,447.34/17,182.11 = 5,528.41/x
  3. Step 3: Cross multiply
    11,447.34x = 17,182.11 × 5,528.41
  4. Step 4: Simplify right side
    11,447.34x = 94,989,748.75
  5. Step 5: Solve for x
    x = 94,989,748.75/11,447.34
  6. Step 6: Final answer
    x = 8,297.98

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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.