Home / 4,173.20-6,255.28-2,713.40

Finding the Fourth Proportional to 4,173.20, 6,255.28 and 2,713.40

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Solution

The fourth proportional to 4,173.20, 6,255.28 and 2,713.40 is: 4,067.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.20 : 6,255.28 = 2,713.40 : x
  2. Step 2: Convert to fraction form
    4,173.20/6,255.28 = 2,713.40/x
  3. Step 3: Cross multiply
    4,173.20x = 6,255.28 × 2,713.40
  4. Step 4: Simplify right side
    4,173.20x = 16,973,076.75
  5. Step 5: Solve for x
    x = 16,973,076.75/4,173.20
  6. Step 6: Final answer
    x = 4,067.16

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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.