Home / 3,636.07-5,018.30-2,631.04

Finding the Fourth Proportional to 3,636.07, 5,018.30 and 2,631.04

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Solution

The fourth proportional to 3,636.07, 5,018.30 and 2,631.04 is: 3,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.07 : 5,018.30 = 2,631.04 : x
  2. Step 2: Convert to fraction form
    3,636.07/5,018.30 = 2,631.04/x
  3. Step 3: Cross multiply
    3,636.07x = 5,018.30 × 2,631.04
  4. Step 4: Simplify right side
    3,636.07x = 13,203,348.03
  5. Step 5: Solve for x
    x = 13,203,348.03/3,636.07
  6. Step 6: Final answer
    x = 3,631.21

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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.