Home / 4,083.18-6,124.92-1,309.94

Finding the Fourth Proportional to 4,083.18, 6,124.92 and 1,309.94

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Solution

The fourth proportional to 4,083.18, 6,124.92 and 1,309.94 is: 1,964.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.18 : 6,124.92 = 1,309.94 : x
  2. Step 2: Convert to fraction form
    4,083.18/6,124.92 = 1,309.94/x
  3. Step 3: Cross multiply
    4,083.18x = 6,124.92 × 1,309.94
  4. Step 4: Simplify right side
    4,083.18x = 8,023,277.70
  5. Step 5: Solve for x
    x = 8,023,277.70/4,083.18
  6. Step 6: Final answer
    x = 1,964.96

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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.