Home / 1,899.77-2,849.66-1,517.45

Finding the Fourth Proportional to 1,899.77, 2,849.66 and 1,517.45

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Solution

The fourth proportional to 1,899.77, 2,849.66 and 1,517.45 is: 2,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.77 : 2,849.66 = 1,517.45 : x
  2. Step 2: Convert to fraction form
    1,899.77/2,849.66 = 1,517.45/x
  3. Step 3: Cross multiply
    1,899.77x = 2,849.66 × 1,517.45
  4. Step 4: Simplify right side
    1,899.77x = 4,324,208.98
  5. Step 5: Solve for x
    x = 4,324,208.98/1,899.77
  6. Step 6: Final answer
    x = 2,276.18

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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.