Home / 5,083.29-7,623.70-1,385.54

Finding the Fourth Proportional to 5,083.29, 7,623.70 and 1,385.54

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Solution

The fourth proportional to 5,083.29, 7,623.70 and 1,385.54 is: 2,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.29 : 7,623.70 = 1,385.54 : x
  2. Step 2: Convert to fraction form
    5,083.29/7,623.70 = 1,385.54/x
  3. Step 3: Cross multiply
    5,083.29x = 7,623.70 × 1,385.54
  4. Step 4: Simplify right side
    5,083.29x = 10,562,941.30
  5. Step 5: Solve for x
    x = 10,562,941.30/5,083.29
  6. Step 6: Final answer
    x = 2,077.97

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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.