Home / 3,265.07-4,897.79-2,118.11

Finding the Fourth Proportional to 3,265.07, 4,897.79 and 2,118.11

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Solution

The fourth proportional to 3,265.07, 4,897.79 and 2,118.11 is: 3,177.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.07 : 4,897.79 = 2,118.11 : x
  2. Step 2: Convert to fraction form
    3,265.07/4,897.79 = 2,118.11/x
  3. Step 3: Cross multiply
    3,265.07x = 4,897.79 × 2,118.11
  4. Step 4: Simplify right side
    3,265.07x = 10,374,047.39
  5. Step 5: Solve for x
    x = 10,374,047.39/3,265.07
  6. Step 6: Final answer
    x = 3,177.28

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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.