Home / 3,003.13-4,143.99-1,744.21

Finding the Fourth Proportional to 3,003.13, 4,143.99 and 1,744.21

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Solution

The fourth proportional to 3,003.13, 4,143.99 and 1,744.21 is: 2,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.13 : 4,143.99 = 1,744.21 : x
  2. Step 2: Convert to fraction form
    3,003.13/4,143.99 = 1,744.21/x
  3. Step 3: Cross multiply
    3,003.13x = 4,143.99 × 1,744.21
  4. Step 4: Simplify right side
    3,003.13x = 7,227,988.80
  5. Step 5: Solve for x
    x = 7,227,988.80/3,003.13
  6. Step 6: Final answer
    x = 2,406.82

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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.