Home / 9,181.20-13,756.68-4,792.08

Finding the Fourth Proportional to 9,181.20, 13,756.68 and 4,792.08

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Solution

The fourth proportional to 9,181.20, 13,756.68 and 4,792.08 is: 7,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.20 : 13,756.68 = 4,792.08 : x
  2. Step 2: Convert to fraction form
    9,181.20/13,756.68 = 4,792.08/x
  3. Step 3: Cross multiply
    9,181.20x = 13,756.68 × 4,792.08
  4. Step 4: Simplify right side
    9,181.20x = 65,923,111.09
  5. Step 5: Solve for x
    x = 65,923,111.09/9,181.20
  6. Step 6: Final answer
    x = 7,180.23

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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.