Home / 3,971.76-5,954.80-1,749.52

Finding the Fourth Proportional to 3,971.76, 5,954.80 and 1,749.52

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Solution

The fourth proportional to 3,971.76, 5,954.80 and 1,749.52 is: 2,623.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.76 : 5,954.80 = 1,749.52 : x
  2. Step 2: Convert to fraction form
    3,971.76/5,954.80 = 1,749.52/x
  3. Step 3: Cross multiply
    3,971.76x = 5,954.80 × 1,749.52
  4. Step 4: Simplify right side
    3,971.76x = 10,418,041.70
  5. Step 5: Solve for x
    x = 10,418,041.70/3,971.76
  6. Step 6: Final answer
    x = 2,623.03

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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.