Home / 3,696.64-5,101.46-2,124.68

Finding the Fourth Proportional to 3,696.64, 5,101.46 and 2,124.68

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Solution

The fourth proportional to 3,696.64, 5,101.46 and 2,124.68 is: 2,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.64 : 5,101.46 = 2,124.68 : x
  2. Step 2: Convert to fraction form
    3,696.64/5,101.46 = 2,124.68/x
  3. Step 3: Cross multiply
    3,696.64x = 5,101.46 × 2,124.68
  4. Step 4: Simplify right side
    3,696.64x = 10,838,970.03
  5. Step 5: Solve for x
    x = 10,838,970.03/3,696.64
  6. Step 6: Final answer
    x = 2,932.11

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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.