Home / 11,564.08-17,348.40-3,770.80

Finding the Fourth Proportional to 11,564.08, 17,348.40 and 3,770.80

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Solution

The fourth proportional to 11,564.08, 17,348.40 and 3,770.80 is: 5,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.08 : 17,348.40 = 3,770.80 : x
  2. Step 2: Convert to fraction form
    11,564.08/17,348.40 = 3,770.80/x
  3. Step 3: Cross multiply
    11,564.08x = 17,348.40 × 3,770.80
  4. Step 4: Simplify right side
    11,564.08x = 65,417,346.72
  5. Step 5: Solve for x
    x = 65,417,346.72/11,564.08
  6. Step 6: Final answer
    x = 5,656.94

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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.