Home / 11,489.30-17,235.42-4,094.51

Finding the Fourth Proportional to 11,489.30, 17,235.42 and 4,094.51

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Solution

The fourth proportional to 11,489.30, 17,235.42 and 4,094.51 is: 6,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.30 : 17,235.42 = 4,094.51 : x
  2. Step 2: Convert to fraction form
    11,489.30/17,235.42 = 4,094.51/x
  3. Step 3: Cross multiply
    11,489.30x = 17,235.42 × 4,094.51
  4. Step 4: Simplify right side
    11,489.30x = 70,570,545.68
  5. Step 5: Solve for x
    x = 70,570,545.68/11,489.30
  6. Step 6: Final answer
    x = 6,142.28

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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.