Home / 2,550.42-3,825.63-1,684.53

Finding the Fourth Proportional to 2,550.42, 3,825.63 and 1,684.53

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Solution

The fourth proportional to 2,550.42, 3,825.63 and 1,684.53 is: 2,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.42 : 3,825.63 = 1,684.53 : x
  2. Step 2: Convert to fraction form
    2,550.42/3,825.63 = 1,684.53/x
  3. Step 3: Cross multiply
    2,550.42x = 3,825.63 × 1,684.53
  4. Step 4: Simplify right side
    2,550.42x = 6,444,388.50
  5. Step 5: Solve for x
    x = 6,444,388.50/2,550.42
  6. Step 6: Final answer
    x = 2,526.80

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Similar ratio
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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.