Home / 3,173.88-4,757.58-1,938.04

Finding the Fourth Proportional to 3,173.88, 4,757.58 and 1,938.04

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Solution

The fourth proportional to 3,173.88, 4,757.58 and 1,938.04 is: 2,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.88 : 4,757.58 = 1,938.04 : x
  2. Step 2: Convert to fraction form
    3,173.88/4,757.58 = 1,938.04/x
  3. Step 3: Cross multiply
    3,173.88x = 4,757.58 × 1,938.04
  4. Step 4: Simplify right side
    3,173.88x = 9,220,380.34
  5. Step 5: Solve for x
    x = 9,220,380.34/3,173.88
  6. Step 6: Final answer
    x = 2,905.08

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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.