Home / 3,002.79-4,504.20-2,998.47

Finding the Fourth Proportional to 3,002.79, 4,504.20 and 2,998.47

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Solution

The fourth proportional to 3,002.79, 4,504.20 and 2,998.47 is: 4,497.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.79 : 4,504.20 = 2,998.47 : x
  2. Step 2: Convert to fraction form
    3,002.79/4,504.20 = 2,998.47/x
  3. Step 3: Cross multiply
    3,002.79x = 4,504.20 × 2,998.47
  4. Step 4: Simplify right side
    3,002.79x = 13,505,708.57
  5. Step 5: Solve for x
    x = 13,505,708.57/3,002.79
  6. Step 6: Final answer
    x = 4,497.72

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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.