Home / 7,868.32-11,804.50-2,321.44

Finding the Fourth Proportional to 7,868.32, 11,804.50 and 2,321.44

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Solution

The fourth proportional to 7,868.32, 11,804.50 and 2,321.44 is: 3,482.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.32 : 11,804.50 = 2,321.44 : x
  2. Step 2: Convert to fraction form
    7,868.32/11,804.50 = 2,321.44/x
  3. Step 3: Cross multiply
    7,868.32x = 11,804.50 × 2,321.44
  4. Step 4: Simplify right side
    7,868.32x = 27,403,438.48
  5. Step 5: Solve for x
    x = 27,403,438.48/7,868.32
  6. Step 6: Final answer
    x = 3,482.76

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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.