Home / 9,415.88-14,113.96-3,173.74

Finding the Fourth Proportional to 9,415.88, 14,113.96 and 3,173.74

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Solution

The fourth proportional to 9,415.88, 14,113.96 and 3,173.74 is: 4,757.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.88 : 14,113.96 = 3,173.74 : x
  2. Step 2: Convert to fraction form
    9,415.88/14,113.96 = 3,173.74/x
  3. Step 3: Cross multiply
    9,415.88x = 14,113.96 × 3,173.74
  4. Step 4: Simplify right side
    9,415.88x = 44,794,039.41
  5. Step 5: Solve for x
    x = 44,794,039.41/9,415.88
  6. Step 6: Final answer
    x = 4,757.29

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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.