Home / 4,276.48-6,412.92-2,630.56

Finding the Fourth Proportional to 4,276.48, 6,412.92 and 2,630.56

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Solution

The fourth proportional to 4,276.48, 6,412.92 and 2,630.56 is: 3,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.48 : 6,412.92 = 2,630.56 : x
  2. Step 2: Convert to fraction form
    4,276.48/6,412.92 = 2,630.56/x
  3. Step 3: Cross multiply
    4,276.48x = 6,412.92 × 2,630.56
  4. Step 4: Simplify right side
    4,276.48x = 16,869,570.84
  5. Step 5: Solve for x
    x = 16,869,570.84/4,276.48
  6. Step 6: Final answer
    x = 3,944.73

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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.