Home / 3,422.25-5,133.51-2,897.37

Finding the Fourth Proportional to 3,422.25, 5,133.51 and 2,897.37

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Solution

The fourth proportional to 3,422.25, 5,133.51 and 2,897.37 is: 4,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.25 : 5,133.51 = 2,897.37 : x
  2. Step 2: Convert to fraction form
    3,422.25/5,133.51 = 2,897.37/x
  3. Step 3: Cross multiply
    3,422.25x = 5,133.51 × 2,897.37
  4. Step 4: Simplify right side
    3,422.25x = 14,873,677.87
  5. Step 5: Solve for x
    x = 14,873,677.87/3,422.25
  6. Step 6: Final answer
    x = 4,346.17

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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.