Home / 7,653.34-11,475.70-2,653.37

Finding the Fourth Proportional to 7,653.34, 11,475.70 and 2,653.37

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Solution

The fourth proportional to 7,653.34, 11,475.70 and 2,653.37 is: 3,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.34 : 11,475.70 = 2,653.37 : x
  2. Step 2: Convert to fraction form
    7,653.34/11,475.70 = 2,653.37/x
  3. Step 3: Cross multiply
    7,653.34x = 11,475.70 × 2,653.37
  4. Step 4: Simplify right side
    7,653.34x = 30,449,257.13
  5. Step 5: Solve for x
    x = 30,449,257.13/7,653.34
  6. Step 6: Final answer
    x = 3,978.56

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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.