Home / 11,897.15-17,846.60-3,132

Finding the Fourth Proportional to 11,897.15, 17,846.60 and 3,132

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Solution

The fourth proportional to 11,897.15, 17,846.60 and 3,132 is: 4,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.15 : 17,846.60 = 3,132 : x
  2. Step 2: Convert to fraction form
    11,897.15/17,846.60 = 3,132/x
  3. Step 3: Cross multiply
    11,897.15x = 17,846.60 × 3,132
  4. Step 4: Simplify right side
    11,897.15x = 55,895,535.54
  5. Step 5: Solve for x
    x = 55,895,535.54/11,897.15
  6. Step 6: Final answer
    x = 4,698.23

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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.