Home / 7,722.14-11,582.90-5,375.37

Finding the Fourth Proportional to 7,722.14, 11,582.90 and 5,375.37

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Solution

The fourth proportional to 7,722.14, 11,582.90 and 5,375.37 is: 8,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.14 : 11,582.90 = 5,375.37 : x
  2. Step 2: Convert to fraction form
    7,722.14/11,582.90 = 5,375.37/x
  3. Step 3: Cross multiply
    7,722.14x = 11,582.90 × 5,375.37
  4. Step 4: Simplify right side
    7,722.14x = 62,262,373.17
  5. Step 5: Solve for x
    x = 62,262,373.17/7,722.14
  6. Step 6: Final answer
    x = 8,062.84

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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.