Home / 3,696.84-5,101.52-2,018.28

Finding the Fourth Proportional to 3,696.84, 5,101.52 and 2,018.28

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Solution

The fourth proportional to 3,696.84, 5,101.52 and 2,018.28 is: 2,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.84 : 5,101.52 = 2,018.28 : x
  2. Step 2: Convert to fraction form
    3,696.84/5,101.52 = 2,018.28/x
  3. Step 3: Cross multiply
    3,696.84x = 5,101.52 × 2,018.28
  4. Step 4: Simplify right side
    3,696.84x = 10,296,295.79
  5. Step 5: Solve for x
    x = 10,296,295.79/3,696.84
  6. Step 6: Final answer
    x = 2,785.16

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1.5x scale

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.