Home / 4,456.80-6,150.21-2,688.09

Finding the Fourth Proportional to 4,456.80, 6,150.21 and 2,688.09

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Solution

The fourth proportional to 4,456.80, 6,150.21 and 2,688.09 is: 3,709.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.80 : 6,150.21 = 2,688.09 : x
  2. Step 2: Convert to fraction form
    4,456.80/6,150.21 = 2,688.09/x
  3. Step 3: Cross multiply
    4,456.80x = 6,150.21 × 2,688.09
  4. Step 4: Simplify right side
    4,456.80x = 16,532,318.00
  5. Step 5: Solve for x
    x = 16,532,318.00/4,456.80
  6. Step 6: Final answer
    x = 3,709.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.