Home / 2,255.73-3,110.90-1,416.52

Finding the Fourth Proportional to 2,255.73, 3,110.90 and 1,416.52

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Solution

The fourth proportional to 2,255.73, 3,110.90 and 1,416.52 is: 1,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.73 : 3,110.90 = 1,416.52 : x
  2. Step 2: Convert to fraction form
    2,255.73/3,110.90 = 1,416.52/x
  3. Step 3: Cross multiply
    2,255.73x = 3,110.90 × 1,416.52
  4. Step 4: Simplify right side
    2,255.73x = 4,406,629.43
  5. Step 5: Solve for x
    x = 4,406,629.43/2,255.73
  6. Step 6: Final answer
    x = 1,953.53

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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.