Home / 5,975.20-8,246.78-3,456.88

Finding the Fourth Proportional to 5,975.20, 8,246.78 and 3,456.88

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Solution

The fourth proportional to 5,975.20, 8,246.78 and 3,456.88 is: 4,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.20 : 8,246.78 = 3,456.88 : x
  2. Step 2: Convert to fraction form
    5,975.20/8,246.78 = 3,456.88/x
  3. Step 3: Cross multiply
    5,975.20x = 8,246.78 × 3,456.88
  4. Step 4: Simplify right side
    5,975.20x = 28,508,103.91
  5. Step 5: Solve for x
    x = 28,508,103.91/5,975.20
  6. Step 6: Final answer
    x = 4,771.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.