Home / 9,195.12-13,792.60-3,649.72

Finding the Fourth Proportional to 9,195.12, 13,792.60 and 3,649.72

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Solution

The fourth proportional to 9,195.12, 13,792.60 and 3,649.72 is: 5,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.12 : 13,792.60 = 3,649.72 : x
  2. Step 2: Convert to fraction form
    9,195.12/13,792.60 = 3,649.72/x
  3. Step 3: Cross multiply
    9,195.12x = 13,792.60 × 3,649.72
  4. Step 4: Simplify right side
    9,195.12x = 50,339,128.07
  5. Step 5: Solve for x
    x = 50,339,128.07/9,195.12
  6. Step 6: Final answer
    x = 5,474.55

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1.5x scale

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.