Home / 11,454.32-17,180.40-3,661.04

Finding the Fourth Proportional to 11,454.32, 17,180.40 and 3,661.04

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Solution

The fourth proportional to 11,454.32, 17,180.40 and 3,661.04 is: 5,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.32 : 17,180.40 = 3,661.04 : x
  2. Step 2: Convert to fraction form
    11,454.32/17,180.40 = 3,661.04/x
  3. Step 3: Cross multiply
    11,454.32x = 17,180.40 × 3,661.04
  4. Step 4: Simplify right side
    11,454.32x = 62,898,131.62
  5. Step 5: Solve for x
    x = 62,898,131.62/11,454.32
  6. Step 6: Final answer
    x = 5,491.21

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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.