Home / 11,897.12-17,829.92-6,338.49

Finding the Fourth Proportional to 11,897.12, 17,829.92 and 6,338.49

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Solution

The fourth proportional to 11,897.12, 17,829.92 and 6,338.49 is: 9,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.12 : 17,829.92 = 6,338.49 : x
  2. Step 2: Convert to fraction form
    11,897.12/17,829.92 = 6,338.49/x
  3. Step 3: Cross multiply
    11,897.12x = 17,829.92 × 6,338.49
  4. Step 4: Simplify right side
    11,897.12x = 113,014,737.93
  5. Step 5: Solve for x
    x = 113,014,737.93/11,897.12
  6. Step 6: Final answer
    x = 9,499.34

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1.5x scale

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.