Home / 7,728.01-11,582.48-3,562.22

Finding the Fourth Proportional to 7,728.01, 11,582.48 and 3,562.22

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Solution

The fourth proportional to 7,728.01, 11,582.48 and 3,562.22 is: 5,338.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728.01 : 11,582.48 = 3,562.22 : x
  2. Step 2: Convert to fraction form
    7,728.01/11,582.48 = 3,562.22/x
  3. Step 3: Cross multiply
    7,728.01x = 11,582.48 × 3,562.22
  4. Step 4: Simplify right side
    7,728.01x = 41,259,379.77
  5. Step 5: Solve for x
    x = 41,259,379.77/7,728.01
  6. Step 6: Final answer
    x = 5,338.94

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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.