Home / 3,276.59-4,521.78-1,879.34

Finding the Fourth Proportional to 3,276.59, 4,521.78 and 1,879.34

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Solution

The fourth proportional to 3,276.59, 4,521.78 and 1,879.34 is: 2,593.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.59 : 4,521.78 = 1,879.34 : x
  2. Step 2: Convert to fraction form
    3,276.59/4,521.78 = 1,879.34/x
  3. Step 3: Cross multiply
    3,276.59x = 4,521.78 × 1,879.34
  4. Step 4: Simplify right side
    3,276.59x = 8,497,939.42
  5. Step 5: Solve for x
    x = 8,497,939.42/3,276.59
  6. Step 6: Final answer
    x = 2,593.54

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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.