Home / 4,980.58-7,475.49-2,517.13

Finding the Fourth Proportional to 4,980.58, 7,475.49 and 2,517.13

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Solution

The fourth proportional to 4,980.58, 7,475.49 and 2,517.13 is: 3,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.58 : 7,475.49 = 2,517.13 : x
  2. Step 2: Convert to fraction form
    4,980.58/7,475.49 = 2,517.13/x
  3. Step 3: Cross multiply
    4,980.58x = 7,475.49 × 2,517.13
  4. Step 4: Simplify right side
    4,980.58x = 18,816,780.14
  5. Step 5: Solve for x
    x = 18,816,780.14/4,980.58
  6. Step 6: Final answer
    x = 3,778.03

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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.