Home / 11,845.28-17,766.30-3,526.58

Finding the Fourth Proportional to 11,845.28, 17,766.30 and 3,526.58

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Solution

The fourth proportional to 11,845.28, 17,766.30 and 3,526.58 is: 5,289.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.28 : 17,766.30 = 3,526.58 : x
  2. Step 2: Convert to fraction form
    11,845.28/17,766.30 = 3,526.58/x
  3. Step 3: Cross multiply
    11,845.28x = 17,766.30 × 3,526.58
  4. Step 4: Simplify right side
    11,845.28x = 62,654,278.25
  5. Step 5: Solve for x
    x = 62,654,278.25/11,845.28
  6. Step 6: Final answer
    x = 5,289.39

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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.