Home / 1,891.62-2,610.26-1,752.30

Finding the Fourth Proportional to 1,891.62, 2,610.26 and 1,752.30

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Solution

The fourth proportional to 1,891.62, 2,610.26 and 1,752.30 is: 2,418.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891.62 : 2,610.26 = 1,752.30 : x
  2. Step 2: Convert to fraction form
    1,891.62/2,610.26 = 1,752.30/x
  3. Step 3: Cross multiply
    1,891.62x = 2,610.26 × 1,752.30
  4. Step 4: Simplify right side
    1,891.62x = 4,573,958.60
  5. Step 5: Solve for x
    x = 4,573,958.60/1,891.62
  6. Step 6: Final answer
    x = 2,418.01

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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.