Home / 5,089.56-7,637.20-2,749.52

Finding the Fourth Proportional to 5,089.56, 7,637.20 and 2,749.52

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Solution

The fourth proportional to 5,089.56, 7,637.20 and 2,749.52 is: 4,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.56 : 7,637.20 = 2,749.52 : x
  2. Step 2: Convert to fraction form
    5,089.56/7,637.20 = 2,749.52/x
  3. Step 3: Cross multiply
    5,089.56x = 7,637.20 × 2,749.52
  4. Step 4: Simplify right side
    5,089.56x = 20,998,634.14
  5. Step 5: Solve for x
    x = 20,998,634.14/5,089.56
  6. Step 6: Final answer
    x = 4,125.83

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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.