Home / 2,561.64-3,838.53-1,519.59

Finding the Fourth Proportional to 2,561.64, 3,838.53 and 1,519.59

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Solution

The fourth proportional to 2,561.64, 3,838.53 and 1,519.59 is: 2,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.64 : 3,838.53 = 1,519.59 : x
  2. Step 2: Convert to fraction form
    2,561.64/3,838.53 = 1,519.59/x
  3. Step 3: Cross multiply
    2,561.64x = 3,838.53 × 1,519.59
  4. Step 4: Simplify right side
    2,561.64x = 5,832,991.80
  5. Step 5: Solve for x
    x = 5,832,991.80/2,561.64
  6. Step 6: Final answer
    x = 2,277.05

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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.