Home / 3,721.93-5,586.53-1,384.27

Finding the Fourth Proportional to 3,721.93, 5,586.53 and 1,384.27

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Solution

The fourth proportional to 3,721.93, 5,586.53 and 1,384.27 is: 2,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.93 : 5,586.53 = 1,384.27 : x
  2. Step 2: Convert to fraction form
    3,721.93/5,586.53 = 1,384.27/x
  3. Step 3: Cross multiply
    3,721.93x = 5,586.53 × 1,384.27
  4. Step 4: Simplify right side
    3,721.93x = 7,733,265.88
  5. Step 5: Solve for x
    x = 7,733,265.88/3,721.93
  6. Step 6: Final answer
    x = 2,077.76

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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.