Home / 1,515.96-2,090.48-1,044.27

Finding the Fourth Proportional to 1,515.96, 2,090.48 and 1,044.27

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Solution

The fourth proportional to 1,515.96, 2,090.48 and 1,044.27 is: 1,440.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515.96 : 2,090.48 = 1,044.27 : x
  2. Step 2: Convert to fraction form
    1,515.96/2,090.48 = 1,044.27/x
  3. Step 3: Cross multiply
    1,515.96x = 2,090.48 × 1,044.27
  4. Step 4: Simplify right side
    1,515.96x = 2,183,020.33
  5. Step 5: Solve for x
    x = 2,183,020.33/1,515.96
  6. Step 6: Final answer
    x = 1,440.03

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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.