Home / 3,412.10-4,709.67-1,996.13

Finding the Fourth Proportional to 3,412.10, 4,709.67 and 1,996.13

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Solution

The fourth proportional to 3,412.10, 4,709.67 and 1,996.13 is: 2,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.10 : 4,709.67 = 1,996.13 : x
  2. Step 2: Convert to fraction form
    3,412.10/4,709.67 = 1,996.13/x
  3. Step 3: Cross multiply
    3,412.10x = 4,709.67 × 1,996.13
  4. Step 4: Simplify right side
    3,412.10x = 9,401,090.03
  5. Step 5: Solve for x
    x = 9,401,090.03/3,412.10
  6. Step 6: Final answer
    x = 2,755.23

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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.