Home / 11,165.40-16,742.61-5,536.53

Finding the Fourth Proportional to 11,165.40, 16,742.61 and 5,536.53

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Solution

The fourth proportional to 11,165.40, 16,742.61 and 5,536.53 is: 8,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.40 : 16,742.61 = 5,536.53 : x
  2. Step 2: Convert to fraction form
    11,165.40/16,742.61 = 5,536.53/x
  3. Step 3: Cross multiply
    11,165.40x = 16,742.61 × 5,536.53
  4. Step 4: Simplify right side
    11,165.40x = 92,695,962.54
  5. Step 5: Solve for x
    x = 92,695,962.54/11,165.40
  6. Step 6: Final answer
    x = 8,302.07

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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.