Home / 3,276.84-4,521.92-1,879.50

Finding the Fourth Proportional to 3,276.84, 4,521.92 and 1,879.50

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Solution

The fourth proportional to 3,276.84, 4,521.92 and 1,879.50 is: 2,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.84 : 4,521.92 = 1,879.50 : x
  2. Step 2: Convert to fraction form
    3,276.84/4,521.92 = 1,879.50/x
  3. Step 3: Cross multiply
    3,276.84x = 4,521.92 × 1,879.50
  4. Step 4: Simplify right side
    3,276.84x = 8,498,939.24
  5. Step 5: Solve for x
    x = 8,498,939.24/3,276.84
  6. Step 6: Final answer
    x = 2,593.64

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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.