Home / 5,485.19-7,568.44-3,245.94

Finding the Fourth Proportional to 5,485.19, 7,568.44 and 3,245.94

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Solution

The fourth proportional to 5,485.19, 7,568.44 and 3,245.94 is: 4,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.19 : 7,568.44 = 3,245.94 : x
  2. Step 2: Convert to fraction form
    5,485.19/7,568.44 = 3,245.94/x
  3. Step 3: Cross multiply
    5,485.19x = 7,568.44 × 3,245.94
  4. Step 4: Simplify right side
    5,485.19x = 24,566,694.02
  5. Step 5: Solve for x
    x = 24,566,694.02/5,485.19
  6. Step 6: Final answer
    x = 4,478.74

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Why These Related Problems?

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