Home / 11,140.35-16,709.91-3,744.05

Finding the Fourth Proportional to 11,140.35, 16,709.91 and 3,744.05

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Solution

The fourth proportional to 11,140.35, 16,709.91 and 3,744.05 is: 5,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.35 : 16,709.91 = 3,744.05 : x
  2. Step 2: Convert to fraction form
    11,140.35/16,709.91 = 3,744.05/x
  3. Step 3: Cross multiply
    11,140.35x = 16,709.91 × 3,744.05
  4. Step 4: Simplify right side
    11,140.35x = 62,562,654.99
  5. Step 5: Solve for x
    x = 62,562,654.99/11,140.35
  6. Step 6: Final answer
    x = 5,615.86

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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.