Home / 7,745.32-11,602.50-3,579.58

Finding the Fourth Proportional to 7,745.32, 11,602.50 and 3,579.58

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Solution

The fourth proportional to 7,745.32, 11,602.50 and 3,579.58 is: 5,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.32 : 11,602.50 = 3,579.58 : x
  2. Step 2: Convert to fraction form
    7,745.32/11,602.50 = 3,579.58/x
  3. Step 3: Cross multiply
    7,745.32x = 11,602.50 × 3,579.58
  4. Step 4: Simplify right side
    7,745.32x = 41,532,076.95
  5. Step 5: Solve for x
    x = 41,532,076.95/7,745.32
  6. Step 6: Final answer
    x = 5,362.22

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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.