Home / 3,696.75-5,101.48-2,018.16

Finding the Fourth Proportional to 3,696.75, 5,101.48 and 2,018.16

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Solution

The fourth proportional to 3,696.75, 5,101.48 and 2,018.16 is: 2,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.75 : 5,101.48 = 2,018.16 : x
  2. Step 2: Convert to fraction form
    3,696.75/5,101.48 = 2,018.16/x
  3. Step 3: Cross multiply
    3,696.75x = 5,101.48 × 2,018.16
  4. Step 4: Simplify right side
    3,696.75x = 10,295,602.88
  5. Step 5: Solve for x
    x = 10,295,602.88/3,696.75
  6. Step 6: Final answer
    x = 2,785.04

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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.