Home / 3,696.68-5,541.72-1,356.13

Finding the Fourth Proportional to 3,696.68, 5,541.72 and 1,356.13

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Solution

The fourth proportional to 3,696.68, 5,541.72 and 1,356.13 is: 2,032.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.68 : 5,541.72 = 1,356.13 : x
  2. Step 2: Convert to fraction form
    3,696.68/5,541.72 = 1,356.13/x
  3. Step 3: Cross multiply
    3,696.68x = 5,541.72 × 1,356.13
  4. Step 4: Simplify right side
    3,696.68x = 7,515,310.17
  5. Step 5: Solve for x
    x = 7,515,310.17/3,696.68
  6. Step 6: Final answer
    x = 2,032.99

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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.