Home / 2,713.21-3,747.29-1,827.47

Finding the Fourth Proportional to 2,713.21, 3,747.29 and 1,827.47

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Solution

The fourth proportional to 2,713.21, 3,747.29 and 1,827.47 is: 2,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.21 : 3,747.29 = 1,827.47 : x
  2. Step 2: Convert to fraction form
    2,713.21/3,747.29 = 1,827.47/x
  3. Step 3: Cross multiply
    2,713.21x = 3,747.29 × 1,827.47
  4. Step 4: Simplify right side
    2,713.21x = 6,848,060.29
  5. Step 5: Solve for x
    x = 6,848,060.29/2,713.21
  6. Step 6: Final answer
    x = 2,523.97

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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.