Home / 11,382.96-17,052.24-6,437.60

Finding the Fourth Proportional to 11,382.96, 17,052.24 and 6,437.60

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Solution

The fourth proportional to 11,382.96, 17,052.24 and 6,437.60 is: 9,643.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.96 : 17,052.24 = 6,437.60 : x
  2. Step 2: Convert to fraction form
    11,382.96/17,052.24 = 6,437.60/x
  3. Step 3: Cross multiply
    11,382.96x = 17,052.24 × 6,437.60
  4. Step 4: Simplify right side
    11,382.96x = 109,775,500.22
  5. Step 5: Solve for x
    x = 109,775,500.22/11,382.96
  6. Step 6: Final answer
    x = 9,643.84

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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.