Home / 3,886.34-5,362.94-2,207.52

Finding the Fourth Proportional to 3,886.34, 5,362.94 and 2,207.52

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Solution

The fourth proportional to 3,886.34, 5,362.94 and 2,207.52 is: 3,046.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.34 : 5,362.94 = 2,207.52 : x
  2. Step 2: Convert to fraction form
    3,886.34/5,362.94 = 2,207.52/x
  3. Step 3: Cross multiply
    3,886.34x = 5,362.94 × 2,207.52
  4. Step 4: Simplify right side
    3,886.34x = 11,838,786.27
  5. Step 5: Solve for x
    x = 11,838,786.27/3,886.34
  6. Step 6: Final answer
    x = 3,046.26

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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.