Home / 3,276.09-4,519.89-1,859.63

Finding the Fourth Proportional to 3,276.09, 4,519.89 and 1,859.63

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Solution

The fourth proportional to 3,276.09, 4,519.89 and 1,859.63 is: 2,565.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.09 : 4,519.89 = 1,859.63 : x
  2. Step 2: Convert to fraction form
    3,276.09/4,519.89 = 1,859.63/x
  3. Step 3: Cross multiply
    3,276.09x = 4,519.89 × 1,859.63
  4. Step 4: Simplify right side
    3,276.09x = 8,405,300.44
  5. Step 5: Solve for x
    x = 8,405,300.44/3,276.09
  6. Step 6: Final answer
    x = 2,565.65

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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.