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Finding the Fourth Proportional to 1,790.59, 2,471.07 and 1,044.43

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Solution

The fourth proportional to 1,790.59, 2,471.07 and 1,044.43 is: 1,441.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.59 : 2,471.07 = 1,044.43 : x
  2. Step 2: Convert to fraction form
    1,790.59/2,471.07 = 1,044.43/x
  3. Step 3: Cross multiply
    1,790.59x = 2,471.07 × 1,044.43
  4. Step 4: Simplify right side
    1,790.59x = 2,580,847.28
  5. Step 5: Solve for x
    x = 2,580,847.28/1,790.59
  6. Step 6: Final answer
    x = 1,441.34

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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.