Home / 4,150.60-5,727.75-2,382.16

Finding the Fourth Proportional to 4,150.60, 5,727.75 and 2,382.16

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Solution

The fourth proportional to 4,150.60, 5,727.75 and 2,382.16 is: 3,287.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.60 : 5,727.75 = 2,382.16 : x
  2. Step 2: Convert to fraction form
    4,150.60/5,727.75 = 2,382.16/x
  3. Step 3: Cross multiply
    4,150.60x = 5,727.75 × 2,382.16
  4. Step 4: Simplify right side
    4,150.60x = 13,644,416.94
  5. Step 5: Solve for x
    x = 13,644,416.94/4,150.60
  6. Step 6: Final answer
    x = 3,287.34

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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.