Home / 4,544.49-6,821.60-3,689.13

Finding the Fourth Proportional to 4,544.49, 6,821.60 and 3,689.13

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Solution

The fourth proportional to 4,544.49, 6,821.60 and 3,689.13 is: 5,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544.49 : 6,821.60 = 3,689.13 : x
  2. Step 2: Convert to fraction form
    4,544.49/6,821.60 = 3,689.13/x
  3. Step 3: Cross multiply
    4,544.49x = 6,821.60 × 3,689.13
  4. Step 4: Simplify right side
    4,544.49x = 25,165,769.21
  5. Step 5: Solve for x
    x = 25,165,769.21/4,544.49
  6. Step 6: Final answer
    x = 5,537.64

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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.