Home / 9,418.88-14,118.46-3,176.74

Finding the Fourth Proportional to 9,418.88, 14,118.46 and 3,176.74

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Solution

The fourth proportional to 9,418.88, 14,118.46 and 3,176.74 is: 4,761.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.88 : 14,118.46 = 3,176.74 : x
  2. Step 2: Convert to fraction form
    9,418.88/14,118.46 = 3,176.74/x
  3. Step 3: Cross multiply
    9,418.88x = 14,118.46 × 3,176.74
  4. Step 4: Simplify right side
    9,418.88x = 44,850,676.62
  5. Step 5: Solve for x
    x = 44,850,676.62/9,418.88
  6. Step 6: Final answer
    x = 4,761.78

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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.