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Finding the Fourth Proportional to 4,968.88, 7,453.40 and 2,506.80

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Solution

The fourth proportional to 4,968.88, 7,453.40 and 2,506.80 is: 3,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.88 : 7,453.40 = 2,506.80 : x
  2. Step 2: Convert to fraction form
    4,968.88/7,453.40 = 2,506.80/x
  3. Step 3: Cross multiply
    4,968.88x = 7,453.40 × 2,506.80
  4. Step 4: Simplify right side
    4,968.88x = 18,684,183.12
  5. Step 5: Solve for x
    x = 18,684,183.12/4,968.88
  6. Step 6: Final answer
    x = 3,760.24

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1.5x scale

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.