Home / 7,369.12-11,050.44-3,905.56

Finding the Fourth Proportional to 7,369.12, 11,050.44 and 3,905.56

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Solution

The fourth proportional to 7,369.12, 11,050.44 and 3,905.56 is: 5,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.12 : 11,050.44 = 3,905.56 : x
  2. Step 2: Convert to fraction form
    7,369.12/11,050.44 = 3,905.56/x
  3. Step 3: Cross multiply
    7,369.12x = 11,050.44 × 3,905.56
  4. Step 4: Simplify right side
    7,369.12x = 43,158,156.45
  5. Step 5: Solve for x
    x = 43,158,156.45/7,369.12
  6. Step 6: Final answer
    x = 5,856.62

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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.