Home / 7,493.92-11,249.52-3,804.64

Finding the Fourth Proportional to 7,493.92, 11,249.52 and 3,804.64

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Solution

The fourth proportional to 7,493.92, 11,249.52 and 3,804.64 is: 5,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.92 : 11,249.52 = 3,804.64 : x
  2. Step 2: Convert to fraction form
    7,493.92/11,249.52 = 3,804.64/x
  3. Step 3: Cross multiply
    7,493.92x = 11,249.52 × 3,804.64
  4. Step 4: Simplify right side
    7,493.92x = 42,800,373.77
  5. Step 5: Solve for x
    x = 42,800,373.77/7,493.92
  6. Step 6: Final answer
    x = 5,711.35

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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.