Home / 5,223.25-7,835.28-1,760.50

Finding the Fourth Proportional to 5,223.25, 7,835.28 and 1,760.50

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Solution

The fourth proportional to 5,223.25, 7,835.28 and 1,760.50 is: 2,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.25 : 7,835.28 = 1,760.50 : x
  2. Step 2: Convert to fraction form
    5,223.25/7,835.28 = 1,760.50/x
  3. Step 3: Cross multiply
    5,223.25x = 7,835.28 × 1,760.50
  4. Step 4: Simplify right side
    5,223.25x = 13,794,010.44
  5. Step 5: Solve for x
    x = 13,794,010.44/5,223.25
  6. Step 6: Final answer
    x = 2,640.89

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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.