Home / 4,150.36-5,729.86-2,738.12

Finding the Fourth Proportional to 4,150.36, 5,729.86 and 2,738.12

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Solution

The fourth proportional to 4,150.36, 5,729.86 and 2,738.12 is: 3,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.36 : 5,729.86 = 2,738.12 : x
  2. Step 2: Convert to fraction form
    4,150.36/5,729.86 = 2,738.12/x
  3. Step 3: Cross multiply
    4,150.36x = 5,729.86 × 2,738.12
  4. Step 4: Simplify right side
    4,150.36x = 15,689,044.26
  5. Step 5: Solve for x
    x = 15,689,044.26/4,150.36
  6. Step 6: Final answer
    x = 3,780.16

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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.