Home / 10,648.26-15,974.55-3,721.86

Finding the Fourth Proportional to 10,648.26, 15,974.55 and 3,721.86

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Solution

The fourth proportional to 10,648.26, 15,974.55 and 3,721.86 is: 5,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.26 : 15,974.55 = 3,721.86 : x
  2. Step 2: Convert to fraction form
    10,648.26/15,974.55 = 3,721.86/x
  3. Step 3: Cross multiply
    10,648.26x = 15,974.55 × 3,721.86
  4. Step 4: Simplify right side
    10,648.26x = 59,455,038.66
  5. Step 5: Solve for x
    x = 59,455,038.66/10,648.26
  6. Step 6: Final answer
    x = 5,583.54

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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.