Home / 3,276.84-4,521.98-1,879.48

Finding the Fourth Proportional to 3,276.84, 4,521.98 and 1,879.48

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Solution

The fourth proportional to 3,276.84, 4,521.98 and 1,879.48 is: 2,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.84 : 4,521.98 = 1,879.48 : x
  2. Step 2: Convert to fraction form
    3,276.84/4,521.98 = 1,879.48/x
  3. Step 3: Cross multiply
    3,276.84x = 4,521.98 × 1,879.48
  4. Step 4: Simplify right side
    3,276.84x = 8,498,970.97
  5. Step 5: Solve for x
    x = 8,498,970.97/3,276.84
  6. Step 6: Final answer
    x = 2,593.65

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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.