Home / 11,998.12-17,998.40-4,606.04

Finding the Fourth Proportional to 11,998.12, 17,998.40 and 4,606.04

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Solution

The fourth proportional to 11,998.12, 17,998.40 and 4,606.04 is: 6,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.12 : 17,998.40 = 4,606.04 : x
  2. Step 2: Convert to fraction form
    11,998.12/17,998.40 = 4,606.04/x
  3. Step 3: Cross multiply
    11,998.12x = 17,998.40 × 4,606.04
  4. Step 4: Simplify right side
    11,998.12x = 82,901,350.34
  5. Step 5: Solve for x
    x = 82,901,350.34/11,998.12
  6. Step 6: Final answer
    x = 6,909.53

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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.