Home / 3,021.82-4,534.04-1,636.13

Finding the Fourth Proportional to 3,021.82, 4,534.04 and 1,636.13

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Solution

The fourth proportional to 3,021.82, 4,534.04 and 1,636.13 is: 2,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.82 : 4,534.04 = 1,636.13 : x
  2. Step 2: Convert to fraction form
    3,021.82/4,534.04 = 1,636.13/x
  3. Step 3: Cross multiply
    3,021.82x = 4,534.04 × 1,636.13
  4. Step 4: Simplify right side
    3,021.82x = 7,418,278.87
  5. Step 5: Solve for x
    x = 7,418,278.87/3,021.82
  6. Step 6: Final answer
    x = 2,454.90

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1.5x scale

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.