Home / 3,739.70-5,612.09-1,548.42

Finding the Fourth Proportional to 3,739.70, 5,612.09 and 1,548.42

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Solution

The fourth proportional to 3,739.70, 5,612.09 and 1,548.42 is: 2,323.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.70 : 5,612.09 = 1,548.42 : x
  2. Step 2: Convert to fraction form
    3,739.70/5,612.09 = 1,548.42/x
  3. Step 3: Cross multiply
    3,739.70x = 5,612.09 × 1,548.42
  4. Step 4: Simplify right side
    3,739.70x = 8,689,843.61
  5. Step 5: Solve for x
    x = 8,689,843.61/3,739.70
  6. Step 6: Final answer
    x = 2,323.67

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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.