Home / 7,350.80-11,027.87-2,420.94

Finding the Fourth Proportional to 7,350.80, 11,027.87 and 2,420.94

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Solution

The fourth proportional to 7,350.80, 11,027.87 and 2,420.94 is: 3,631.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.80 : 11,027.87 = 2,420.94 : x
  2. Step 2: Convert to fraction form
    7,350.80/11,027.87 = 2,420.94/x
  3. Step 3: Cross multiply
    7,350.80x = 11,027.87 × 2,420.94
  4. Step 4: Simplify right side
    7,350.80x = 26,697,811.60
  5. Step 5: Solve for x
    x = 26,697,811.60/7,350.80
  6. Step 6: Final answer
    x = 3,631.96

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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.