Home / 11,465.21-17,198.12-3,567.76

Finding the Fourth Proportional to 11,465.21, 17,198.12 and 3,567.76

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Solution

The fourth proportional to 11,465.21, 17,198.12 and 3,567.76 is: 5,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.21 : 17,198.12 = 3,567.76 : x
  2. Step 2: Convert to fraction form
    11,465.21/17,198.12 = 3,567.76/x
  3. Step 3: Cross multiply
    11,465.21x = 17,198.12 × 3,567.76
  4. Step 4: Simplify right side
    11,465.21x = 61,358,827.27
  5. Step 5: Solve for x
    x = 61,358,827.27/11,465.21
  6. Step 6: Final answer
    x = 5,351.74

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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.