Home / 3,003.36-4,145.16-1,744.20

Finding the Fourth Proportional to 3,003.36, 4,145.16 and 1,744.20

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Solution

The fourth proportional to 3,003.36, 4,145.16 and 1,744.20 is: 2,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.36 : 4,145.16 = 1,744.20 : x
  2. Step 2: Convert to fraction form
    3,003.36/4,145.16 = 1,744.20/x
  3. Step 3: Cross multiply
    3,003.36x = 4,145.16 × 1,744.20
  4. Step 4: Simplify right side
    3,003.36x = 7,229,988.07
  5. Step 5: Solve for x
    x = 7,229,988.07/3,003.36
  6. Step 6: Final answer
    x = 2,407.30

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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.