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Finding the Fourth Proportional to 7,868.32, 11,803.02 and 2,673.52

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Solution

The fourth proportional to 7,868.32, 11,803.02 and 2,673.52 is: 4,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.32 : 11,803.02 = 2,673.52 : x
  2. Step 2: Convert to fraction form
    7,868.32/11,803.02 = 2,673.52/x
  3. Step 3: Cross multiply
    7,868.32x = 11,803.02 × 2,673.52
  4. Step 4: Simplify right side
    7,868.32x = 31,555,610.03
  5. Step 5: Solve for x
    x = 31,555,610.03/7,868.32
  6. Step 6: Final answer
    x = 4,010.46

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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.