Home / 1,518.33-2,093.13-1,251.84

Finding the Fourth Proportional to 1,518.33, 2,093.13 and 1,251.84

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Solution

The fourth proportional to 1,518.33, 2,093.13 and 1,251.84 is: 1,725.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.33 : 2,093.13 = 1,251.84 : x
  2. Step 2: Convert to fraction form
    1,518.33/2,093.13 = 1,251.84/x
  3. Step 3: Cross multiply
    1,518.33x = 2,093.13 × 1,251.84
  4. Step 4: Simplify right side
    1,518.33x = 2,620,263.86
  5. Step 5: Solve for x
    x = 2,620,263.86/1,518.33
  6. Step 6: Final answer
    x = 1,725.75

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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.