Home / 2,721.72-3,750.15-1,835.97

Finding the Fourth Proportional to 2,721.72, 3,750.15 and 1,835.97

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Solution

The fourth proportional to 2,721.72, 3,750.15 and 1,835.97 is: 2,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.72 : 3,750.15 = 1,835.97 : x
  2. Step 2: Convert to fraction form
    2,721.72/3,750.15 = 1,835.97/x
  3. Step 3: Cross multiply
    2,721.72x = 3,750.15 × 1,835.97
  4. Step 4: Simplify right side
    2,721.72x = 6,885,162.90
  5. Step 5: Solve for x
    x = 6,885,162.90/2,721.72
  6. Step 6: Final answer
    x = 2,529.71

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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.