Home / 2,083.88-3,119.04-1,535.84

Finding the Fourth Proportional to 2,083.88, 3,119.04 and 1,535.84

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Solution

The fourth proportional to 2,083.88, 3,119.04 and 1,535.84 is: 2,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.88 : 3,119.04 = 1,535.84 : x
  2. Step 2: Convert to fraction form
    2,083.88/3,119.04 = 1,535.84/x
  3. Step 3: Cross multiply
    2,083.88x = 3,119.04 × 1,535.84
  4. Step 4: Simplify right side
    2,083.88x = 4,790,346.39
  5. Step 5: Solve for x
    x = 4,790,346.39/2,083.88
  6. Step 6: Final answer
    x = 2,298.76

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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.