Home / 4,150.36-5,727.92-3,100.60

Finding the Fourth Proportional to 4,150.36, 5,727.92 and 3,100.60

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Solution

The fourth proportional to 4,150.36, 5,727.92 and 3,100.60 is: 4,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.36 : 5,727.92 = 3,100.60 : x
  2. Step 2: Convert to fraction form
    4,150.36/5,727.92 = 3,100.60/x
  3. Step 3: Cross multiply
    4,150.36x = 5,727.92 × 3,100.60
  4. Step 4: Simplify right side
    4,150.36x = 17,759,988.75
  5. Step 5: Solve for x
    x = 17,759,988.75/4,150.36
  6. Step 6: Final answer
    x = 4,279.14

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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.