Home / 11,897.12-17,847.68-4,104.11

Finding the Fourth Proportional to 11,897.12, 17,847.68 and 4,104.11

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Solution

The fourth proportional to 11,897.12, 17,847.68 and 4,104.11 is: 6,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.12 : 17,847.68 = 4,104.11 : x
  2. Step 2: Convert to fraction form
    11,897.12/17,847.68 = 4,104.11/x
  3. Step 3: Cross multiply
    11,897.12x = 17,847.68 × 4,104.11
  4. Step 4: Simplify right side
    11,897.12x = 73,248,732.21
  5. Step 5: Solve for x
    x = 73,248,732.21/11,897.12
  6. Step 6: Final answer
    x = 6,156.85

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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.