Home / 11,903.25-17,857.41-3,582.57

Finding the Fourth Proportional to 11,903.25, 17,857.41 and 3,582.57

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Solution

The fourth proportional to 11,903.25, 17,857.41 and 3,582.57 is: 5,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.25 : 17,857.41 = 3,582.57 : x
  2. Step 2: Convert to fraction form
    11,903.25/17,857.41 = 3,582.57/x
  3. Step 3: Cross multiply
    11,903.25x = 17,857.41 × 3,582.57
  4. Step 4: Simplify right side
    11,903.25x = 63,975,421.34
  5. Step 5: Solve for x
    x = 63,975,421.34/11,903.25
  6. Step 6: Final answer
    x = 5,374.62

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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.