Home / 11,666.18-17,489.34-5,087.46

Finding the Fourth Proportional to 11,666.18, 17,489.34 and 5,087.46

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Solution

The fourth proportional to 11,666.18, 17,489.34 and 5,087.46 is: 7,626.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.18 : 17,489.34 = 5,087.46 : x
  2. Step 2: Convert to fraction form
    11,666.18/17,489.34 = 5,087.46/x
  3. Step 3: Cross multiply
    11,666.18x = 17,489.34 × 5,087.46
  4. Step 4: Simplify right side
    11,666.18x = 88,976,317.68
  5. Step 5: Solve for x
    x = 88,976,317.68/11,666.18
  6. Step 6: Final answer
    x = 7,626.86

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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.