Home / 3,696.09-5,100.40-2,102.52

Finding the Fourth Proportional to 3,696.09, 5,100.40 and 2,102.52

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Solution

The fourth proportional to 3,696.09, 5,100.40 and 2,102.52 is: 2,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.09 : 5,100.40 = 2,102.52 : x
  2. Step 2: Convert to fraction form
    3,696.09/5,100.40 = 2,102.52/x
  3. Step 3: Cross multiply
    3,696.09x = 5,100.40 × 2,102.52
  4. Step 4: Simplify right side
    3,696.09x = 10,723,693.01
  5. Step 5: Solve for x
    x = 10,723,693.01/3,696.09
  6. Step 6: Final answer
    x = 2,901.36

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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.