Home / 7,217.24-10,810.36-3,923.37

Finding the Fourth Proportional to 7,217.24, 10,810.36 and 3,923.37

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Solution

The fourth proportional to 7,217.24, 10,810.36 and 3,923.37 is: 5,876.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.24 : 10,810.36 = 3,923.37 : x
  2. Step 2: Convert to fraction form
    7,217.24/10,810.36 = 3,923.37/x
  3. Step 3: Cross multiply
    7,217.24x = 10,810.36 × 3,923.37
  4. Step 4: Simplify right side
    7,217.24x = 42,413,047.02
  5. Step 5: Solve for x
    x = 42,413,047.02/7,217.24
  6. Step 6: Final answer
    x = 5,876.63

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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.