Home / 10,096.86-15,135.57-3,169.74

Finding the Fourth Proportional to 10,096.86, 15,135.57 and 3,169.74

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Solution

The fourth proportional to 10,096.86, 15,135.57 and 3,169.74 is: 4,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096.86 : 15,135.57 = 3,169.74 : x
  2. Step 2: Convert to fraction form
    10,096.86/15,135.57 = 3,169.74/x
  3. Step 3: Cross multiply
    10,096.86x = 15,135.57 × 3,169.74
  4. Step 4: Simplify right side
    10,096.86x = 47,975,821.65
  5. Step 5: Solve for x
    x = 47,975,821.65/10,096.86
  6. Step 6: Final answer
    x = 4,751.56

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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.