Home / 1,057.40-1,583.92-1,044.44

Finding the Fourth Proportional to 1,057.40, 1,583.92 and 1,044.44

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Solution

The fourth proportional to 1,057.40, 1,583.92 and 1,044.44 is: 1,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057.40 : 1,583.92 = 1,044.44 : x
  2. Step 2: Convert to fraction form
    1,057.40/1,583.92 = 1,044.44/x
  3. Step 3: Cross multiply
    1,057.40x = 1,583.92 × 1,044.44
  4. Step 4: Simplify right side
    1,057.40x = 1,654,309.40
  5. Step 5: Solve for x
    x = 1,654,309.40/1,057.40
  6. Step 6: Final answer
    x = 1,564.51

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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.