Home / 5,249.32-7,868.86-2,328.36

Finding the Fourth Proportional to 5,249.32, 7,868.86 and 2,328.36

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Solution

The fourth proportional to 5,249.32, 7,868.86 and 2,328.36 is: 3,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.32 : 7,868.86 = 2,328.36 : x
  2. Step 2: Convert to fraction form
    5,249.32/7,868.86 = 2,328.36/x
  3. Step 3: Cross multiply
    5,249.32x = 7,868.86 × 2,328.36
  4. Step 4: Simplify right side
    5,249.32x = 18,321,538.87
  5. Step 5: Solve for x
    x = 18,321,538.87/5,249.32
  6. Step 6: Final answer
    x = 3,490.27

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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.