Home / 11,897.46-17,847.11-3,132.25

Finding the Fourth Proportional to 11,897.46, 17,847.11 and 3,132.25

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Solution

The fourth proportional to 11,897.46, 17,847.11 and 3,132.25 is: 4,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.46 : 17,847.11 = 3,132.25 : x
  2. Step 2: Convert to fraction form
    11,897.46/17,847.11 = 3,132.25/x
  3. Step 3: Cross multiply
    11,897.46x = 17,847.11 × 3,132.25
  4. Step 4: Simplify right side
    11,897.46x = 55,901,594.64
  5. Step 5: Solve for x
    x = 55,901,594.64/11,897.46
  6. Step 6: Final answer
    x = 4,698.61

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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.