Home / 3,673.15-5,069.82-2,102.15

Finding the Fourth Proportional to 3,673.15, 5,069.82 and 2,102.15

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Solution

The fourth proportional to 3,673.15, 5,069.82 and 2,102.15 is: 2,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.15 : 5,069.82 = 2,102.15 : x
  2. Step 2: Convert to fraction form
    3,673.15/5,069.82 = 2,102.15/x
  3. Step 3: Cross multiply
    3,673.15x = 5,069.82 × 2,102.15
  4. Step 4: Simplify right side
    3,673.15x = 10,657,542.67
  5. Step 5: Solve for x
    x = 10,657,542.67/3,673.15
  6. Step 6: Final answer
    x = 2,901.47

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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.