Home / 6,173.28-9,255.72-2,275.56

Finding the Fourth Proportional to 6,173.28, 9,255.72 and 2,275.56

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Solution

The fourth proportional to 6,173.28, 9,255.72 and 2,275.56 is: 3,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.28 : 9,255.72 = 2,275.56 : x
  2. Step 2: Convert to fraction form
    6,173.28/9,255.72 = 2,275.56/x
  3. Step 3: Cross multiply
    6,173.28x = 9,255.72 × 2,275.56
  4. Step 4: Simplify right side
    6,173.28x = 21,061,946.20
  5. Step 5: Solve for x
    x = 21,061,946.20/6,173.28
  6. Step 6: Final answer
    x = 3,411.79

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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.