Home / 2,550.68-3,823.26-1,087.64

Finding the Fourth Proportional to 2,550.68, 3,823.26 and 1,087.64

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Solution

The fourth proportional to 2,550.68, 3,823.26 and 1,087.64 is: 1,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.68 : 3,823.26 = 1,087.64 : x
  2. Step 2: Convert to fraction form
    2,550.68/3,823.26 = 1,087.64/x
  3. Step 3: Cross multiply
    2,550.68x = 3,823.26 × 1,087.64
  4. Step 4: Simplify right side
    2,550.68x = 4,158,330.51
  5. Step 5: Solve for x
    x = 4,158,330.51/2,550.68
  6. Step 6: Final answer
    x = 1,630.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.