Home / 7,488.88-11,233.32-2,558.56

Finding the Fourth Proportional to 7,488.88, 11,233.32 and 2,558.56

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Solution

The fourth proportional to 7,488.88, 11,233.32 and 2,558.56 is: 3,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.88 : 11,233.32 = 2,558.56 : x
  2. Step 2: Convert to fraction form
    7,488.88/11,233.32 = 2,558.56/x
  3. Step 3: Cross multiply
    7,488.88x = 11,233.32 × 2,558.56
  4. Step 4: Simplify right side
    7,488.88x = 28,741,123.22
  5. Step 5: Solve for x
    x = 28,741,123.22/7,488.88
  6. Step 6: Final answer
    x = 3,837.84

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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.