Home / 11,580.12-17,366.22-3,787

Finding the Fourth Proportional to 11,580.12, 17,366.22 and 3,787

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Solution

The fourth proportional to 11,580.12, 17,366.22 and 3,787 is: 5,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.12 : 17,366.22 = 3,787 : x
  2. Step 2: Convert to fraction form
    11,580.12/17,366.22 = 3,787/x
  3. Step 3: Cross multiply
    11,580.12x = 17,366.22 × 3,787
  4. Step 4: Simplify right side
    11,580.12x = 65,765,875.14
  5. Step 5: Solve for x
    x = 65,765,875.14/11,580.12
  6. Step 6: Final answer
    x = 5,679.20

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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.