Home / 3,904.96-5,854.68-1,822.76

Finding the Fourth Proportional to 3,904.96, 5,854.68 and 1,822.76

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Solution

The fourth proportional to 3,904.96, 5,854.68 and 1,822.76 is: 2,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.96 : 5,854.68 = 1,822.76 : x
  2. Step 2: Convert to fraction form
    3,904.96/5,854.68 = 1,822.76/x
  3. Step 3: Cross multiply
    3,904.96x = 5,854.68 × 1,822.76
  4. Step 4: Simplify right side
    3,904.96x = 10,671,676.52
  5. Step 5: Solve for x
    x = 10,671,676.52/3,904.96
  6. Step 6: Final answer
    x = 2,732.85

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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.