Home / 3,823.30-5,730.85-1,973.92

Finding the Fourth Proportional to 3,823.30, 5,730.85 and 1,973.92

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Solution

The fourth proportional to 3,823.30, 5,730.85 and 1,973.92 is: 2,958.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.30 : 5,730.85 = 1,973.92 : x
  2. Step 2: Convert to fraction form
    3,823.30/5,730.85 = 1,973.92/x
  3. Step 3: Cross multiply
    3,823.30x = 5,730.85 × 1,973.92
  4. Step 4: Simplify right side
    3,823.30x = 11,312,238.32
  5. Step 5: Solve for x
    x = 11,312,238.32/3,823.30
  6. Step 6: Final answer
    x = 2,958.76

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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.