Home / 5,085.24-7,627.54-1,963.96

Finding the Fourth Proportional to 5,085.24, 7,627.54 and 1,963.96

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Solution

The fourth proportional to 5,085.24, 7,627.54 and 1,963.96 is: 2,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.24 : 7,627.54 = 1,963.96 : x
  2. Step 2: Convert to fraction form
    5,085.24/7,627.54 = 1,963.96/x
  3. Step 3: Cross multiply
    5,085.24x = 7,627.54 × 1,963.96
  4. Step 4: Simplify right side
    5,085.24x = 14,980,183.46
  5. Step 5: Solve for x
    x = 14,980,183.46/5,085.24
  6. Step 6: Final answer
    x = 2,945.82

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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.